This is the lower emerald pool in the Zion National Park. There are three pools, the lower, middle and the upper emerald pool. The trail can be walked as a round trip choosing a different path from the middle pool. Transportation inside the park is only possible with shuttle busses, so it is anyway regardless where you start and end the trail.
Many panoramas of Zion National Park's trails, views, canyons, and peaks. Zion National Park is known for it large exposure of the Navajo sandstone's steep red walled cliffs and world classic canyons and canyoneering routes.