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Geysers are boiling springs which, at intervals more or less regular, shoot out huge columns of water with great violence.

Geyser in Eruption

Geysers are boiling springs which, at intervals more or less regular, shoot out huge columns of water…

Giant Geyser of the Yellowstone. The eruptions of this geyser occur at intervals of 7 to 12 days, and last for full 60 minutes at each eruption. The column is thrown to heights of 200 to 250 feet.

Giant Geyser of the Yellowstone

Giant Geyser of the Yellowstone. The eruptions of this geyser occur at intervals of 7 to 12 days, and…

General Philip Sheridan, famous Union commander.

General Philip Sheridan

General Philip Sheridan, famous Union commander.