Category
page 1Subterranean rivers of the United States
Mojave River
intermittent river in California, United States
Aucilla River
river in Florida and Georgia, United States
St. Marks River
river in Wakulla, Leon and Jefferson counties, Florida, United States
Santa Fe River
river in Florida, United States
Alapaha River
river in the United States of America
Bee Branch
river in Dubuque County, Iowa, United States of America
Econfina River
river in the United States of America
Steinhatchee River
river in the United States of America
Santa Rosa Creek
stream in Sonoma County, California, United States
Tiber Creek
Washington, D.C. creek relocated into underground tunnels