Choose one of the browsing options described below, or if you are interested in a particular topic, use the search box to enter terms related to a photo’s location, photographer, or subject. Alternatively, jump into our Featured Photo Pairs to view an “Editor’s Choice” selection of photos currently highlighted based on a common theme.
Explore by Change Type to select a trend you may have heard about. Changes revealed by photo pairs can be categorized into themes representing notable land cover change trends.
Are you planning a trip to Denali? Browse by Park Road Segment to view photos that capture landscapes visible along the Park Road. Bring your camera … maybe you can capture the next photo in the series.
An ecoregion is an area of similar geography. Browse by Ecoregion to view photo pairs that illustrate the types of changes occurring in each of Denali’s ecoregions.
Want to see changes that have taken place over many years occur in just a few seconds? Browse Best Animations to see the most intriguing photo pairs brought to life through fading overlays.
Still not sure? Would you like a tour guide? Non-mobile web users can Take a Virtual Tour to embark on an educational and interactive slideshow of thirty of the best photo pairs. Great for teachers and students, Flash Player required (download Flash for free).