Lake Shasta Caverns
The Lake Shasta Caverns National Natural Landmark is an underground wonderland of limestone stalactites, stalagmites, columns, flowstone, and other rock formations that have formed over the last 25 million years ($28 per person).
The Lake Shasta Caverns National Natural Landmark is an underground wonderland of limestone stalactites, stalagmites, columns, flowstone, and other rock formations that have formed over the last 25 million years ($28 per person).