Mercer Caverns Tours

Discover the Wonders of
Things have changed since Walter J. Mercer
discovered the cave in 1885. Today visitors enjoy
the convenience of walkways and electric lighting.
Cave tours last about 45 minutes. The cavern
temperature is 55 degrees year-round. The tour
covers about a quarter mile on walkways and stairs.
There are a total of 440 steps, 208 down into the
caverns and 232 up out of the caverns. Visitors
descend a total of 160 vertical feet below the
entrance. Flash photography is permitted on tours.
For safety reasons no tripods or video cameras are
allowed on the tour