Cliff Cave also known as "Indian Cave" is developed in Mississippian St. Louis limestone. With 4723 ft (1514 m) of cave passage surveyed, it is the...
Read More
The Mark Twain Cave Complex boasts America's Oldest and Newest Show Caves. Mark Twain Cave is Missouri's first Show Cave. The cave was first shown ...
Read More
Maquoketa Caves is probably Iowa's most unique state park. Its caves, limestone formations and rugged bluffs provide visitors a chance to "step bac...
Read More
Natural History:Illinois Caverns is located in southwestern Illinois in Monroe County about 35 miles south of St. Louis. The entrance to the cave (...
Read More
In 1868 lead miners drilled 40 feet into the ground to find traces of a rich lead vein. In this process they found very little lead, but instead di...
Read More
History:Cave of the Mounds takes its name from the Blue Mounds, two large hills which have long been Wisconsin landmark features. The West Mound, a...
Read More
Wapsipinicon State Park, dedicated in 1923, was one of Iowa's first state parks. It lies just south of Anamosa on the Wapsipinicon River (locally r...
Read More
Meramec Caverns is the largest commercial cave in the state of Missouri. Missouri is also known as the Cave state, hosting home to more than 6,000 ...
Read More
