Mammoth Mountain via Twin Lakes Trail is a 5.7 mile out and back trail located near Mammoth Lakes, CA that features a lake. The trail is rated as moderate and primarily used for hiking, walking, and trail running. Dogs are also able to use this trail.
The trail is strenuous, but very rewarding. Starting from Twin Lakes campground, this trail will take you by the bottomless pit, seven lakes view point, and several other great viewing spots.