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Steamboat Geyser is the world's tallest active geyser, located in Yellowstone's Norris Geyser Basin, Wyoming, USA, with major eruptions reaching over 90 meters (300 feet) high.
Old Faithful Geyser is a cone geyser in Yellowstone, named in 1870 and famous as the park's first named and highly predictable geyser.
Grand Geyser in Yellowstone National Park is recognized as the tallest predictable geyser in the world, capable of blasting water 200 feet high.
Giant Geyser in Yellowstone National Park is a massive cone-type geyser capable of producing spectacular water eruptions reaching up to 250 feet.
Great Fountain Geyser in Yellowstone National Park is the only predicted geyser in the Lower Geyser Basin, noted for its stunning terraced pools.
Riverside Geyser is a cone geyser in Yellowstone's Upper Geyser Basin, named in 1871 and known for predictable 75-foot arches over the Firehole River.
One of Yellowstone National Park's most powerful geysers, located in the Upper Geyser Basin, erupting through a narrow cone vent to heights of up to 200 feet.
Morning Geyser is a fountain geyser in Yellowstone's Lower Geyser Basin, recorded in 1899 and capable of bursts up to about 200 feet.
Lone Star Geyser is a cone geyser in Yellowstone's Lone Star Geyser Basin, noted for eruptions about every 3 hours and 35 to 40 feet high.
Excelsior Geyser in Yellowstone National Park is a massive crater that produced violent 300-foot eruptions in the 1880s before becoming dormant.
Fan Geyser, located in Yellowstone National Park's Lower Geyser Basin, is named for its distinct, fan-shaped water spray during active periods.
Splendid Geyser is an infrequently active geyser in Yellowstone's Upper Geyser Basin, Wyoming, USA, capable of spectacular eruptions exceeding 60 meters when conditions allow.
One of Yellowstone's oldest and largest geysers, featuring a massive siliceous sinter cone resembling a castle turret, with eruptions reaching roughly 90 feet every 10–12 hours.
Mortar Geyser is a Yellowstone National Park thermal feature in the Lower Geyser Basin known for its explosive eruptions paired with nearby Fan Geyser.
Lion Geyser is the largest feature in Yellowstone National Park's Lion Group, famous for producing deep roaring sounds from its steam vents.
Oblong Geyser is a Yellowstone geyser in the Upper Geyser Basin, named for its oblong crater and located among the park's major geyser fields.
White Dome Geyser is a geyser in Yellowstone's Lower Geyser Basin, Wyoming, USA, distinguished by a prominent white silica cone roughly 3 meters tall that encircles its vent.
Semi-Centennial Geyser is an inactive Yellowstone geyser north of Roaring Mountain, named after major 1922 eruptions during the park's 50th year.
Little Giant Geyser is a Yellowstone geyser in the Shoshone Geyser Basin, a backcountry area with more than 80 geysers near Shoshone Lake.
A reliable geyser in Yellowstone National Park's Upper Geyser Basin, erupting at an oblique angle of roughly 75 degrees to heights of about 75 feet at regular intervals.
Echinus Geyser, located in Yellowstone National Park's Norris Geyser Basin, is historically distinguished as the largest acidic geyser in the world.
Pink Cone Geyser is a cone geyser in Yellowstone's Lower Geyser Basin, named by the Hayden Survey and marked by a dark pinkish-red sinter cone.
Jewel Geyser, located in Yellowstone National Park's Biscuit Basin, is notable for the distinctive, pearl-like geyserite beads lining its crater.
Ledge Geyser, located in Yellowstone National Park's Norris Geyser Basin, is notable for erupting horizontally from a cliff face, reaching 125 feet.
Sawmill Geyser is a fountain geyser in Yellowstone's Upper Geyser Basin, named by Antoine Schoenborn during the 1871 Hayden Survey.
A nearly continuously erupting geyser in Yellowstone National Park's Lower Geyser Basin near Fountain Paint Pot, named from the Greek word 'klepsydra,' meaning water clock.
Jet Geyser is an active thermal feature in Yellowstone National Park's Lower Geyser Basin that produces narrow, high-velocity spurts of water.
Grotto Geyser, located in Yellowstone National Park, is famously distinguished by its unusual, cave-like silica cone and prolonged eruption cycles.
A geyser in Yellowstone National Park's Upper Geyser Basin notable for its large, deep blue pool and irregular eruptions that can reach approximately 30 feet in height.
Lioness Geyser is a minor thermal vent in Yellowstone National Park's Upper Geyser Basin that serves as a secondary feature within the Lion Group.
