Canyons and ravines

Impressive gorge in basalt rocks, more than 30 m deep and some 470 m long. At the far end are the 30 m tall...

Gorgeous canyon of Columbia River, up to 1,200 m deep. Canyon is some 130 km long and has numerous very impressive waterfalls. Microhabitats along...

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...

Unusual volcanic formation - some 3.2 km long and up to 9 m deep crack. It formed by the sinking of an enormous block...

Impressive canyon on Lusk Creek which has formed in Pennsylvanian sandstone. Area contains many rare and endangered species of plants. Location, GPS coordinates: 37.51777 N 88.5388...

A system of small canyons which has been cut in the sandstone by perennial streams. Here are several perennial waterfalls. Location, GPS coordinates: 37.68698 N 89.39713...

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

Very impressive slot canyon which is 407 m long and some 37 m deep. This is a bit less popular tourist destination than the...

Enormous canyon - gorge, approximately 19 km long. Depth is up to 600 m. Location, GPS coordinates: 34.91641 N 111.72927 W Categories: Rock formations, Canyons and ravines Values: Geology, Visual Rating: Where...

Side canyon of the tributary of Grand Canyon. Havasu canyon is very spectacular due to light blue color of lime-rich spring water, what contrasts...