Highest ACT State Score: Massachusetts. Massachusetts narrowly achieved the highest score in the country, with an average composite of 24.8, just above Connecticut and New Hampshire, who tied for an average of 24.5.
Donaldson/Bronson Cave (also known as Shawnee Cave) is located entirely within Spring Mill State Park. The cave is the downstream section of the Shawnee drainage system (Lower Twin and Upper Twin caves make up the remaining sections). For the entire length of the cave, you are in water.
6. Carlsbad Cavern, New Mexico, United States â The caves are the main attraction of a national park called Carlsbad Caverns National Park. They include the Big Room, a natural limestone cave chamber which measures 1,219 by 190 meters (4,000 by 625 feet), and 107 meters (350 feet) high at the highest point.. Mammoth Cave, Kentucky, United States â Located in the Mammoth Cave National Park, the Mammoth cave is the longest cave system known in the world. The cave system is remarkably stable and is known to include more than 390 miles (630 km) of passageway. Mammoth Cave, Kentucky, United States.