Native only to California and red-listed by the IUCN as an endangered species ... You can walk the Trail of Ten Falls, a 7.2-mile loop that winds by, you guessed it, 10 waterfalls; on this trail, ...

Credit: Getty Images/Aurora Creative We may finally have an explanation for a red waterfall in Antarctica that has puzzled visitors and researchers since its discovery in 1911. Blood Falls may owe ...