For five-hundred word summaries of some of the key people, places, and things that have shaped the history of Organ Pipe and its surroundings, click on the entries below.

Altar, Sonora

Antiquities Act

Bates Well


Bull Pasture

Cabeza Prieta National Wildlife Refuge

Cafe Justo

Devil’s Highway (El Camino del Diablo)

Eggle, Kris


Goldwater Range

Gray Family

Grazing Capacity

Hia Ced O’odham

Hohokam Culture

Kino, Father Eusebio

No More Deaths

Operation Desert Safeguard

Operation Gatekeeper

Operation Hold the Line

Organ Pipe Cactus

Orosco Family


Quitobaquito Springs

Regan, Margaret

Rescue Beacons (Panic Poles)

Saguaro Cactus

Shadow Wolves

Sonoran Desert National Monument

Sonoran Desert National Park

Sonoran Desert Pronghorn

Tohono O’odham

Victoria Mine

Virtual Fence