Sitting in a caldera, Crater Lake is one of the most famous lakes in the United States. It was formed after the collapse of a volcano thousands of years ago. It is the main attraction of Crater Lake National Park in Oregon.
This Turkish lake is named after the volcano it sits in. Located in the eastern part of Turkey, it is more than 2,000 meters above sea level.
A crater lake developed on Mount Katmai after its last eruption in 1912. The Alaskan lake has filled to a depth of 800 feet or more since then. Small glaciers sit around the rim of the caldera. It is a feature of Katmai National Park and Preserve.
Vico sits in central Italy and is one of the highest major lakes in the country. The water body occupies the central caldera of Vico Volcano and is drained by a river. The caldera it sits in is believed to have formed 138,000 years ago.
A crater (called a maar) formed when groundwater made contact with Mount Gambier’s lava. When it filled in, Blue Lake was created. This Australian lake is one of two lakes that line the Mount. An additional two have dried up in the past 40 years.