Located at the Columbia River at River Mile the falls are just half a mile up Oneonta Creek. The best way for visitors to reach Oneonta Narrows is by taking the Historic Columbia River Highway, which al
The Marble Caves is geological formation of unusual beauty. These caves have formed in a pure marble and are bathed in the deep blue water of General Carrera Lake. Chile, the Marble Caves are some of the most impressive attractions of Patagonia.
The deep blue Crystal Cave of Svmnafellsjvkull (CORR) in Skaftafell, Iceland was created by the glacier from Vrffajvkull Volcano's icecap meeting the coastline. The deep blue color is due to centuries of compression removing air from the ice.