Emerald pool at Subway, Zion National Park, Utah. This isn't part of Emerald Pools. It is called "The Subway" Bring your asses out here you two and lets all go for an adventure! This is like an hour from my place here!
Senegal's Lake Retba, or as the French refer to it Lac Rose: harmless halophilic bacteria make the water pink. Lake Retba has a high salt content, much like that of the Dead Sea, allowing people to float effortlessly in the massive pink water.