Horse Flats Campground

mountain in California, United States of America

The San Gabriel Mountains National Monument is a United States national monument managed by the U.S. Forest Service, which encompasses parts of the Angeles National Forest and the San Bernardino National Forest in California. On October 10, 2014, President Barack Obama used his authority under the Antiquities Act to create the new monument, protecting 346,177 acres of public lands in the San Gabri

The San Gabriel Wilderness is a wilderness area created in 1968 of more than 36,118 acres (150 km2) within the Angeles National Forest and San Gabriel Mountains National Monument.

park in the United States of America

Alder Creek is an approximately 4.25-mile (6.84 km) long tributary of Big Tujunga Creek in Los Angeles County, California and the Angeles National Forest. It is formed by the confluence of the West Fork and North Fork Alder Creek in the San Gabriel Mountains a short distance south of Pacifico Mountain. It then flows south, picking up the Middle Fork, East Fork and Mule Fork before emptying into Bi