{"id":2944049,"date":"2025-10-20T20:31:47","date_gmt":"2025-10-21T03:31:47","guid":{"rendered":"https:\/\/www.esri.com\/arcgis-blog\/?post_type=blog&p=2944049"},"modified":"2025-10-20T20:31:47","modified_gmt":"2025-10-21T03:31:47","slug":"return-of-the-dem","status":"publish","type":"blog","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis\/mapping\/return-of-the-dem","title":{"rendered":"Return of the DEM"},"author":4551,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"_searchwp_excluded":""},"categories":[22941],"tags":[761972,23201,26451,27361,23161],"industry":[],"product":[421922],"class_list":["post-2944049","blog","type-blog","status-publish","format-standard","hentry","category-mapping","tag-art","tag-cartographic-design","tag-cartography","tag-design","tag-maps","product-arcgis"],"acf":{"short_description":"From terrain to DEMentor","flexible_content":[{"acf_fc_layout":"content","content":"

Five days of Halloween<\/em><\/h2>\n

Day 5<\/h3>\n"},{"acf_fc_layout":"content","content":"

In 2021, the DEMentor was rasterized<\/a>. Now it is back, this time in ArcGIS Online.<\/p>\n"},{"acf_fc_layout":"content","content":"

ONE: <\/strong>Go to ArcGIS Online and add the terrain service.<\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2944070,"id":2944070,"title":"DEM terrain","filename":"DEM-terrain.png","filesize":52995,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM-terrain.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis\/mapping\/return-of-the-dem\/dem-terrain","alt":"","author":"4551","description":"","caption":"","name":"dem-terrain","status":"inherit","uploaded_to":2944049,"date":"2025-10-20 17:54:00","modified":"2025-10-20 17:54:00","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":836,"height":701,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM-terrain-213x200.png","thumbnail-width":213,"thumbnail-height":200,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM-terrain.png","medium-width":311,"medium-height":261,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM-terrain.png","medium_large-width":768,"medium_large-height":644,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM-terrain.png","large-width":836,"large-height":701,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM-terrain.png","1536x1536-width":836,"1536x1536-height":701,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM-terrain.png","2048x2048-width":836,"2048x2048-height":701,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM-terrain-555x465.png","card_image-width":555,"card_image-height":465,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM-terrain.png","wide_image-width":836,"wide_image-height":701}},"image_position":"center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

TWO: <\/strong>Flip the colour ramp and adjust the gamma, min and max values.<\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2944072,"id":2944072,"title":"min and max","filename":"min-and-max.png","filesize":31175,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/min-and-max.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis\/mapping\/return-of-the-dem\/min-and-max","alt":"","author":"4551","description":"","caption":"","name":"min-and-max","status":"inherit","uploaded_to":2944049,"date":"2025-10-20 17:56:05","modified":"2025-10-20 17:56:05","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":380,"height":651,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/min-and-max-213x200.png","thumbnail-width":213,"thumbnail-height":200,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/min-and-max.png","medium-width":152,"medium-height":261,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/min-and-max.png","medium_large-width":380,"medium_large-height":651,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/min-and-max.png","large-width":380,"large-height":651,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/min-and-max.png","1536x1536-width":380,"1536x1536-height":651,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/min-and-max.png","2048x2048-width":380,"2048x2048-height":651,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/min-and-max-271x465.png","card_image-width":271,"card_image-height":465,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/min-and-max.png","wide_image-width":380,"wide_image-height":651}},"image_position":"center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

THREE: <\/strong>You have a DEMentor.<\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2944073,"id":2944073,"title":"DEMentor","filename":"DEM2_clean.png","filesize":76372,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM2_clean.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis\/mapping\/return-of-the-dem\/dem2_clean","alt":"","author":"4551","description":"","caption":"","name":"dem2_clean","status":"inherit","uploaded_to":2944049,"date":"2025-10-20 17:57:38","modified":"2025-10-20 17:57:49","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":975,"height":677,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM2_clean-213x200.png","thumbnail-width":213,"thumbnail-height":200,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM2_clean.png","medium-width":376,"medium-height":261,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM2_clean.png","medium_large-width":768,"medium_large-height":533,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM2_clean.png","large-width":975,"large-height":677,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM2_clean.png","1536x1536-width":975,"1536x1536-height":677,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM2_clean.png","2048x2048-width":975,"2048x2048-height":677,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM2_clean-670x465.png","card_image-width":670,"card_image-height":465,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DEM2_clean.png","wide_image-width":975,"wide_image-height":677}},"image_position":"center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

FOUR: <\/strong>Lock the door, run to your nearest graphic editor, and make a movie poster (or three).<\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2944174,"id":2944174,"title":"Movie Posters","filename":"Movie-Posters-scaled.png","filesize":1496231,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/Movie-Posters-scaled.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis\/mapping\/return-of-the-dem\/movie-posters","alt":"","author":"4551","description":"","caption":"","name":"movie-posters","status":"inherit","uploaded_to":2944049,"date":"2025-10-20 21:21:24","modified":"2025-10-20 21:21:24","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":2560,"height":1536,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/Movie-Posters-213x200.png","thumbnail-width":213,"thumbnail-height":200,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/Movie-Posters-scaled.png","medium-width":435,"medium-height":261,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/Movie-Posters-scaled.png","medium_large-width":768,"medium_large-height":461,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/Movie-Posters-scaled.png","large-width":1800,"large-height":1080,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/Movie-Posters-1536x922.png","1536x1536-width":1536,"1536x1536-height":922,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/Movie-Posters-2048x1229.png","2048x2048-width":2048,"2048x2048-height":1229,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/Movie-Posters-775x465.png","card_image-width":775,"card_image-height":465,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/Movie-Posters-1800x1080.png","wide_image-width":1800,"wide_image-height":1080}},"image_position":"center","orientation":"horizontal","hyperlink":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/Movie-Posters.png"},{"acf_fc_layout":"content","content":"

Be sure to catch the sequel. Twice the height – twice the DEM!<\/p>\n

Follow along for other Halloween ideas:<\/p>\n

Day 1 Mountain Veins<\/a><\/p>\n

Day 2 Ethereal Mist<\/a><\/p>\n

Day 3 Shades in a Map<\/a><\/p>\n

Day 4 Lights Off<\/a><\/p>\n

 <\/p>\n"}],"authors":[{"ID":4551,"user_firstname":"Wesley","user_lastname":"Jones","nickname":"Wesley Jones","user_nicename":"wesjones","display_name":"Wes Jones","user_email":"WJones@esri.com","user_url":"","user_registered":"2018-03-02 00:16:10","user_description":"What time is it? It's map time!","user_avatar":""}],"related_articles":[{"ID":2943379,"post_author":"4551","post_date":"2025-10-15 11:39:33","post_date_gmt":"2025-10-15 18:39:33","post_content":"","post_title":"Mountain Veins","post_excerpt":"","post_status":"publish","comment_status":"closed","ping_status":"closed","post_password":"","post_name":"mountain-veins","to_ping":"","pinged":"","post_modified":"2025-10-16 11:39:18","post_modified_gmt":"2025-10-16 18:39:18","post_content_filtered":"","post_parent":0,"guid":"https:\/\/www.esri.com\/arcgis-blog\/?post_type=blog&p=2943379","menu_order":0,"post_type":"blog","post_mime_type":"","comment_count":"0","filter":"raw"},{"ID":2943574,"post_author":"4551","post_date":"2025-10-16 11:38:11","post_date_gmt":"2025-10-16 18:38:11","post_content":"","post_title":"Ethereal Mist","post_excerpt":"","post_status":"publish","comment_status":"closed","ping_status":"closed","post_password":"","post_name":"ethereal-mist","to_ping":"","pinged":"","post_modified":"2025-10-16 11:38:11","post_modified_gmt":"2025-10-16 18:38:11","post_content_filtered":"","post_parent":0,"guid":"https:\/\/www.esri.com\/arcgis-blog\/?post_type=blog&p=2943574","menu_order":0,"post_type":"blog","post_mime_type":"","comment_count":"0","filter":"raw"},{"ID":2943743,"post_author":"4551","post_date":"2025-10-17 10:18:26","post_date_gmt":"2025-10-17 17:18:26","post_content":"","post_title":"Shades in a Map","post_excerpt":"","post_status":"publish","comment_status":"closed","ping_status":"closed","post_password":"","post_name":"shades-in-a-map","to_ping":"","pinged":"","post_modified":"2025-10-17 10:18:26","post_modified_gmt":"2025-10-17 17:18:26","post_content_filtered":"","post_parent":0,"guid":"https:\/\/www.esri.com\/arcgis-blog\/?post_type=blog&p=2943743","menu_order":0,"post_type":"blog","post_mime_type":"","comment_count":"0","filter":"raw"},{"ID":2943992,"post_author":"4551","post_date":"2025-10-20 10:18:48","post_date_gmt":"2025-10-20 17:18:48","post_content":"","post_title":"Lights Off","post_excerpt":"","post_status":"publish","comment_status":"closed","ping_status":"closed","post_password":"","post_name":"lights-off","to_ping":"","pinged":"","post_modified":"2025-10-20 10:18:48","post_modified_gmt":"2025-10-20 17:18:48","post_content_filtered":"","post_parent":0,"guid":"https:\/\/www.esri.com\/arcgis-blog\/?post_type=blog&p=2943992","menu_order":0,"post_type":"blog","post_mime_type":"","comment_count":"0","filter":"raw"}],"show_article_image":false,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/RotD-card.jpg","wide_image":false},"yoast_head":"\nReturn of the DEM<\/title>\n<meta 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\/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":[\"Article\",\"BlogPosting\"],\"@id\":\"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis\/mapping\/return-of-the-dem#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis\/mapping\/return-of-the-dem\"},\"author\":{\"name\":\"Wes Jones\",\"@id\":\"https:\/\/www.esri.com\/arcgis-blog\/#\/schema\/person\/f83ce5f72fdbf8b611d25e65d067602f\"},\"headline\":\"Return of the DEM\",\"datePublished\":\"2025-10-21T03:31:47+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis\/mapping\/return-of-the-dem\"},\"wordCount\":4,\"publisher\":{\"@id\":\"https:\/\/www.esri.com\/arcgis-blog\/#organization\"},\"keywords\":[\"Art\",\"cartographic 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