On March 1, 1872, Yellowstone became the first national park for all to enjoy the unique hydrothermal and geologic wonders. Hot springs are the most abundant hydrothermal feature in Yellowstone, and are home to organisms known as thermophiles. Take a visual journey through photographs of Yellowstone hot springs. Yellowstone Lake, and some of the park entrances. An amazing experience awaits you here. This summer, operations and opportunities will be limited, so please check the current conditions, operating seasons and hours, road conditions, and lodging and eating options to help plan your visit as best as possible.