Big Cub Geyser is a geyser in the Upper Geyser Basin of Yellowstone National Park in the United States. Big Cub is part of the Lion's Group of geysers, a cluster of geysers that all share an underground connection. The other geysers in this group are Lion Geyser, Lioness Geyser, and Little Cub Geyser. References Geysers of Wyoming Geothermal features of Teton County, Wyoming Geothermal features of Yellowstone National Park Geysers of Teton County, Wyoming