Good thing Sophie and Sadie have those flashlights on their helmets – caves can get very dark! Mammoth Cave is a National Park in Kentucky – and it is the longest cave in the world! It have more than 400 miles of cave passages. That would take a long time to get through! The funny thing is, no one has found any Woolly Mammoths in the cave – the name comes from how big some of the openings are! Click […]

Tags: Cave, coloring page, Mammoth Cave, National Parks, summer, traveling