National monuments being reviewed under President Trump’s order

Spanning a massive 1.6 million acres, the Mojave Trails National Monument links Joshua Tree National Park with the Mojave National Preserve, creating a land bridge of safety for migrating wildlife such as the desert bighorn sheep.

Trees frame Lake Berryessa with California’s newest national monument in the background near Berryessa Snow Mountain National Monument.

A researcher counts fish swimming around a coral reef at Palmyra Atoll in the central Pacific in August 2005. The U.S. federal government in November 2012 proposed protecting 66 kinds of corals under the Endangered Species Act, an acknowledgment that these reef-building animals are suffering so many insults they are threatened with extinction.

Waves crash on the shores of Midway Atoll in the Northwestern Hawaiian Islands. Midway Atoll is part of the Papahanaumokuakea National monument. The atoll is now a delicate sanctuary for millions of seabirds, and a new battle is pitting preservation of its vaunted military history against the protection of its wildlife.

Golden poppies fill a field along the Puerto Blanco drive in Organ Pipe Cactus Monument in the Sonoran Desert of southern Arizona on March 13, 2001.

Carrizo Plain National Monument is known for its spectacular wildflower blooms. The 204,000-acre monument is about 170 miles northwest of downtown Los Angeles.

A hiker walks on a rock formation known as The Wave in the Vermilion Cliffs National Monument in Arizona.

Bluffs along the Columbia River are among the scenic attractions of the Hanford Reach National Monument, Washington, on June 19, 2000.

The Upper Gulch section of the Escalante Canyons within Utah’s Grand Staircase-Escalante National Monument features sheer sandstone walls, broken occasionally by tributary canyons.

The entrance near Azusa to the San Gabriel Mountains National Monument, Angeles National Forest.