Wonders by countries

There are many giant springs in Florida. Weeki Wachee Springs though are special - more than 70 years here operates unique underwater show of...

T he oldest known church in the world is Dura-Europos house church. It is not known in which year this large apartment house was...

In the dry flatlands of the "panhandle" of Namibia - Caprivi Strip - is located an unexpected natural landmark - Popa Falls, a line...

The most powerful known underground river in the world is Aouk-Kladuk Underground River in the Bird's Head Peninsula of New Guinea. Bird's Head Peninsula The western...

Amazing feature of the unique Aouk Underground River is narrow, deep hole through the rainforest and deep in the ground - Keek sinkhole. This deep...

Part of the enormous Aouk Underground River is a giant sinkhole - Hafasu Tiankeng. Hafasu Tiankeng formed when the ceiling of a cave above the...

One of the features of the unique Aouk Underground River is a giant sinkhole - Kuom Tiankeng. This giant hole in the Arfak Mountains was...

There are a lot more underground rivers in the world than most people imagine. One of the largest and most impressive is Aouk Underground...

The most magnificent waterfall in India could be Jog Falls or, as it was called frequently in the past - Gersoppa Falls. Around November...

No doubts - one of the greatest waterfalls in the world is Niagara Falls. Even if there is some tendency to belittle this magnificent...