The Mud Caves are a popular feature in Anza Borrego Desert State Park in San Diego County, California.

The caves, located in the Carrizo Badlands, along the Arroyo Tapiado, were created by water flowing through a thick deposit of silt and are an example of pseudokarst topography.

[1] Many of the caves are easily accessed.

Some of the caves found here include:[2]

This San Diego County, California–related article is a stub.