Another day, another Tumblr to lose hours of your life to. Welcome to National Geographic’s Found, which draws on the magazine’s archive of inspiring and extraordinary images, in celebration of its 125th anniversary.


Sheer 100-foot cliffs of eroded ash rise before Mount Katolinat in Alaska.


Women pose in front of their surfboards on Waikiki beach in Honolulu, November 1938.

Read more: Nat Geo Found.