Japan: Japanese macaques (Macaca fuscata) are the only monkeys in the world to enjoy the hot springs. The hot volcanic baths help maintain the macaques' healthy body temperature. Japanese macaques are also excellent swimmers and are reportedly able to swim distances of over half a kilometer. This image is from Japan's Hidden Secrets.
Lanai, Hawaii: White coral boulders amidst black volcanic ones are taken as evidence for a giant tsunami originating on the Big Island, which hit the island of Lanai in the past. This image is from What Lies Beneath.