Warm Mineral Springs
Enormous spring of warm mineral water with healing properties. This is one of the candidates for the legendary “Fountain of Youth” in Florida. The diameter of this spring is approximately 75 m, depth – 70 m. Discharging 390 l/s and considered to be the largest warm mineral spring in the whole world. In the spring have been found well preserved skeletal remains of humans, mastodon, sabertooth tiger.
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 have been preserved numerous examples of prehistoric fauna and remnants of Palaeo-Indians: hundreds of burials from 4,800 – 3,200 BC.
De Leon Springs
Large sulfur spring, discharging 880 l/s of water. Surroundings inhabited since 8000 BC.
Alapaha Rise
Alapaha Rise is the largest river rise in the United States with a discharge of 16,260 l/s.
Lake Jackson
Shallow, 12 km long lake with two sinkholes in it. This lake has disappeared underground four times since 1907.
Falling Waters Sink
35 m deep and 6.5 m wide sinkhole. In wet season a stream falls in the sinkhole forming a 22 m high waterfall – the highest in Florida.
Devil’s Den in Florida
A karst window: here through a narrow opening opens a view of a large subterranean river. Here were found remains of animals and traces of prehistoric human activities.
Beacon Woods – Wayne’s World System
Long underwater cave system under a built-up area. The total length of explored passages is 18,289 m.
Large Binocular Telescope
One of the most sophisticated optical telescopes in the world with two 8.4 m large mirrors. Constructed in 1996 – 2004.
Hoover Dam
Comparatively old and enormous dam for the hydropower station, 221 m high. The structure is adorned with details in Art Deco style and was constructed in 1931 – 1936.