Oneonta Gorge

Impressive gorge in basalt rocks, more than 30 m deep and some 470 m long. At the far end is the 30 m tall Oneonta Falls. Above the gorge on the Oneonta stream are three more waterfalls.

Columbia River Gorge

Gorgeous canyon of Columbia River, up to 1,200 m deep. The canyon is some 130 km long and has numerous very impressive waterfalls. Microhabitats along the canyon contain unique, endemic species of plants.

Hells Canyon

Giant canyon of Snake River, the deepest one in the United States. The canyon is up to 2,436 m deep and up to 16 km wide. Snake River here has many spectacular rapids.

Crack in the Ground

Unusual volcanic formation – some 3.2 km long and up to 9 m deep crack. It formed by the sinking of an enormous block of the ground after a volcanic eruption. It is possible to walk on the base of this crack.

Lusk Creek Canyon (Indian Kitchen)

Impressive canyon on Lusk Creek that has formed in Pennsylvanian sandstone. The area contains many rare and endangered species of plants.

Little Grand Canyon in Shawnee National Forest

A system of small canyons that have been cut in the sandstone by perennial streams. Here are several perennial waterfalls.

Boka Pistol

One of the spectacular bokas or narrow inlets. As the wave reaches it, it shoots the water backward in the air with a great force, resembling a powerful blowhole.

Lower Antelope Canyon

Very impressive slot canyon that is 407 m long and some 37 m deep. This is a bit less popular tourist destination than the Upper Antelope Canyon nearby.

Oak Creek Canyon

Enormous canyon – gorge, approximately 19 km long. Depth is up to 600 m.

Havasu Canyon

A side canyon of the tributary of the Grand Canyon. Havasu canyon is very spectacular due to the light blue color of lime-rich spring water, which contrasts with the red color of the cliffs. Numerous limestone terraces, and large waterfalls.