The Jumping Frog Jubilee at the Calaveras County Fair was first held in 1928, inspired by a short story written by Mark Twain. The event is taken extremely seriously by the competitors, who have to adhere to a long list of rules and regulations.
Frogs leap for victory at the Calaveras County Fair
The Jumping Frog Jubilee at the Calaveras County Fair was first held in 1928, inspired by a short story written by Mark Twain. The event is taken extremely seriously by the competitors, who have to adhere to a long list of rules and regulations.Follow @msnbc_pictures