The Numbers Crag is a popular rock climbing destination in the Las Vegas Wash watershed of Nevada. The area is known for its challenging and diverse routes, ranging from beginner-friendly to expert-level climbs. The rock formations at Numbers Crag are made of sandstone and offer climbers a unique experience with its horizontal, vertical, and overhanging walls. The area is also known for its scenic views of the neighboring mountains and is a popular spot for photography.

Aside from rock climbing, the Numbers Crag is also a great place for hiking and birdwatching. The Las Vegas Wash watershed is home to a diverse range of birds, including the endangered Southwestern Willow Flycatcher. Visitors may also encounter other wildlife such as desert bighorn sheep, coyotes, and lizards. The area is easily accessible from Las Vegas and is a great destination for outdoor enthusiasts looking for a unique and challenging adventure.