Cerro de la Calavera (also known as Mount Calavera) is an 513 ft (156 m)[1] ancient plug dome volcano that last erupted 22 million years ago during the subduction of the Farallon Plate.[3]^{[better source needed]} It is located within the city of Carlsbad, California in the United States. Cerro de la Calavera is only one of three volcanic plugs in Southern California and can easily be seen from either northbound Interstate 5 at Cannon Road or westbound on Lake Boulevard. Cerro de la Calavera is located within the Lake Calavera Preserve offering county maintained trails that lead directly into the ancient volcano, making for great hiking adventures.[3]^{[better source needed]} Lake Calavera and the dam that holds it lie in the shadow of the mountain.

Cerro de la Calavera
Mount Calavera
Cerro de la Calavera from the southwest
Highest point
Elevation	513 ft (156 m)[1]
Prominence	173 ft (53 m)[1]
Isolation	0.94 mi (1.51 km)[1]
Coordinates	33°10′03″N 117°16′54″W
Geography
Cerro de la Calavera Location in California Show map of California Cerro de la Calavera Cerro de la Calavera (the United States) Show map of the United States
Location	Carlsbad, California, United States
Geology
Last eruption	22 million years ago, during the subduction of the Farallon Plate[2]
Climbing
Easiest route	hiking

References

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