Where+is+this?

Clues:
 * This picture is from America's first National Park
 * This National Park contains approximately one-half of the world’s hydrothermal features. There are over 10,000 hydrothermal features, including over 300 geysers, in the park.
 * Recent research suggests the clockwork geyser eruptions are slowing down—and may even stop—due to global warming-related dry spells.

Questions to answer: 1. What is the name of this National Park? 2. What is the name of the geyser in the picture above?

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