Lake Mashu (Lake Mashū)

Lake Mashū

One of the cleanest lakes in the world. This legendary lake has formed in a caldera of volcano and has an amazing blue color.

El Ojo Lake (The Eye)

El Ojo lake (The Eye) near Buenos Aires

Unusual lake with a circular form. Most of the lake is covered with a somewhat smaller, circular island that floats around.

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.

Little Crater Lake

Little Crater Lake

Impressive, deep blue spring lake. The lake is 14 m deep and could be formed as a maar: due to groundwater explosion caused by the volcanic heat.

Borax Lake

Borax Lake

A thermal lake that is fed by hot springs. The temperature of the lake surface is between 16 and 38 degrees C and also higher. Lake water contains much borax, arsenic, and lead. Nevertheless, here lives a unique fish – Borax Lake chub (Gila boraxobius).

Big Wally – Wallowa Lake Monster

Wallowa Lake

Many reports, including legends of native people about an enormous, manatee-like animal that is up to 15 m long. The elongated lake is 5.6 km long and 1.2 km wide, up to 91 m deep.

Crater Lake in Oregon

Crater Lake, Oregon

Round, beautiful lake in the caldera of Mount Mazuma volcano. The caldera is 655 m deep and formed geologically recently: 7,700 years ago when the volcano collapsed. The lake is 594 m deep – the deepest in the United States.

Lake Jackson

Lake Jackson has gone underground. Porter Sink, June 19, 2012

Shallow, 12 km long lake with two sinkholes in it. This lake has disappeared underground four times since 1907.

Mono Lake

Mono Lake

Lake with alkaline water and characteristic, eerie tufa towers. Lake has an unusual, very productive ecosystem that includes also the unique bacteria GFAJ-1 that uses arsenic in its cellular structure. Here live also other endemic species, e.g. Mono Lake brine shrimp (Artemia monica). Paoha island in the lake contains many hot springs and fumaroles.

La Brea tar pits

La Brea tar pits

Site where in the tar have been preserved numerous extinct animals such as two species of mammoth, sabre-toothed cats, American lions and many other.