Monday, June 1, 2020

Starved Rock

Prominent cliff at Illinois River which rises some 30 m tall. Around the Starved Rock, in the small side valleys of Illinois River have...

Garden of the Gods in the Shawnee National Forest

Uplifted sandstone plateau with diverse interesting rock formations - hoodoos, rock pillars, narrow canyons. Location, GPS coordinates: 37.60467 N 88.386 W Categories: Rock formations, Cliffs Values: Geology, Visual Rating: Where is located? North...

Lusk Creek Canyon (Indian Kitchen)

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...

Little Grand Canyon in Shawnee National Forest

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...

Natural Bridge in Bell Smith Springs

Large natural arch which has formed in sandstone and has a span of 38 meters. Location, GPS coordinates: 37.5178 N 88.6543 W Categories: Rock formations, Natural arches Values: Geology, Visual Rating: Where...

Open Ceiling Cave

Collapsed sea cave - a circular sea basin which is connected to the sea with a large cave - natural arch which is some...

City of Arches at Honaunau Bay

Some 3 km long stretch of sea shore with numerous interesting geological formations in pahoehoe lava: natural arches, sinkholes and also several blowholes. Location, GPS...

Blackman’s Bay Blowhole

Impressive collapsed sea cave - former blowhole. Now it forms a large natural bridge with a road going over it. Location, GPS coordinates: 42.99932 S 147.32814...

Devil’s Bridge in Antigua

Natural bridge at the sea with a stormy basin between the bridge and mainland. The bridge is some 20 m long and up to...

Punakaiki Pancake Rocks and Blowholes

Unusual seaside cliffs which are formed from numerous thin layers of Oligocene limestone. As a result, there have formed diverse cliff formations which at...