Saturday, September 19, 2020

Lava River Cave (Oregon)

Impressive, 1,588 m long lava cave, the largest in Oregon. Rediscovered in 1889 but obsidian flakes testify the earlier discovery of the caves by...

Oregon Caves

Beautiful show caves which were discovered in 1874. Caves have formed in marble and through the cave system flows a river - River Styx....

Sea Lion Caves

A system of enormous sea caves with up to 38 m tall ceiling. Here lives a group of Steller's sea lions - during the...

Cave-In-Rock

Enormous, shallow cave in the limestone bluff at Ohio River. For millennia it has served as a shelter for local people. The cave with...

Pirate Cave (Waiwaipuhi Sea Cave)

An enormous sea cave, 290 m long. It can be accessed only from the sea. Over the entrance falls a waterfall - thus every...

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...

Maingon Blowhole

Some 40 m deep, narrow sinkhole - collapse of a sea cave. It is dangerous to attempt to see its bottom but the waves...

Port Campbell Blowhole

A sinkhole - collapse in the roof of sea cave in the spectacular Loch Ard. It is possible that for a while here existed...

Jacks Blowhole

Spectacular sinkhole - a large opening in the ground which formed after the sea cave collapse. The sinkhole is some 55 m deep and...

Little Salt Spring

Water filled, 61 m deep sinkhole. At the depth of 3 m, the water becomes anoxic. Thanks to this in the sinkhole – spring...