Mammoth Caves National Park
April 3, 2017 in the United States ⋅ ☀️ 21 °C
Did the Domes and Dripstones tour today; yesterday evening, we did the Mammoth Passage tour that took us in the historic entrance.
Some heavy downpour rains in the evening; tent go a little wetRead more
Traveler Mammoth Caves has > 400 miles of mapped passages. The longest cave on earth. The yellow lines on the map are the cave passages. Many more passages are expected to be discovered in the future.