Sistema Huautla

Descent into Sistema Huautla

The deepest known cave in the Western Hemisphere. The known depth of the cave is 1560 m, length of its passages – 100 114 m.

Jerusalem Old City

Jerusalem Old City

One of the most important and holiest cities in world history, one of the oldest cities with hundreds of monuments of world importance.

Defynnog Yew

Defynnog Yew

The largest of the giant yews in Defynnog village and one of the largest in the British Islands with a circumference of some 10.06 m at ground level.

Zerelia Lakes

The eastern Zerelia Lake

Two small lakes – Great Zerelia and Small Zerelia. According to geological research, both could be created by meteorite impact some 12 000 – 8 000 years ago.

Mokena Geyser

Mokena Geyser

Artificial geyser – a hot soda spring that erupts every 30 – 40 minutes and is up to 4 m high.

Murchison Falls

Murchison Falls

Roaring, powerful waterfall of Victoria Nile. The river is squeezed into a 7 m wide gorge and falls for 43 m over a distance of some 200 – 250 meters.

Nutall Rise in Aucilla River

Aucilla River at Nutall Rise

River rise – a resurgence of Aucilla River after a short underground segment. This is the last river rise on the Aucilla River – but there are many more upstream.

Monastery of Saint Anthony

Monastery of Saint Anthony

A Coptic monastery and the oldest continuously operating Christian monastery in the world. Saint Antony started to live in a small cave there around 311 AD and some decades later his disciples joined.