The world’s tallest geyser — Steamboat Geyser in Yellowstone National Park — sprang to life this week for the first time in several months. It reportedly began erupting shortly after 8:30 a ...

Geyser watchers and park visitors are amused by Steamboat’s spectacular eruptions that can shoot water, steam, mud, and rock 300 feet or more into the air. The world’s tallest geyser ...