In an article that can probably best described as an interest piece only, the author tries to provide a top 10 list of geysers int he world.

“You can find Geysers in several parts of the world, in various land conditions and different climates. Iceland has several geysers in a barren lava field. Also there are several geysers in New Zealand amidst lush jungles. Yellowstone National Park in the U.S.A. has more than 200 active geysers. “Old Faithful,” the most notable geyser here erupts every 65 minutes for about four minutes, and this natural phenomenon has been happening for nearly eighty years without a miss. Its water can reach up to a height of 120 to 150 feet.”

The geysers listed in the article, starting at the top are: Old Faithful, Steamboat, Exelsior, splendid, The Great Fountain (all Yellowstone, U.S., The Lady Knox (Taupo, New Zealand), The Waimangu (Rotorua, New Zealand), Steamboat Springs (Nevada, U.S.), Strokkur (next to “the” Geysir in Iceland) and The Black Rock Desert (Nevada, U.S.).

Source: Top-10-Lists.org