A geyser gallery! Photos of Yellowstone's most prominent geysers, including a few that are a bit more challening to catch. Some of these geysers take patience to see, others, luck (see the pictures of Giant Geyser, which takes both patience and luck).

Left, Fountain Geyser (Lower Geyser Basin) at sunset. Below, from left, Sawmill, Beehive, Aurum.

Above left, Pink Cone, Plume.

Immediate left, Daisy.