A number of historical sites in the park are easily accessible via short walks , including Gamlin Cabin , built circa 1872 by the Gamlin brothers who had a timber claim at Grant Grove before it became a national park . it is believed to be the first permanent structure built in the park area . Knapp Cabin , listed on the National Register of Historic Places , is the oldest surviving structure in Cedar Grove , dating back to 1925 . Another point of interest is the extensive Boyden Cavern system whose entrance is located just outside the park 's western boundary , in the Monarch Wilderness . As of 2016 , the cave was closed due to damage from the Rough Fire
Rough Fire
Rough Fire
Kings Canyon National Park