1. Cenote Dos Ojos — Tulum, Mexico
"Pictures won't do it justice. You enter in a small cavern with crystal clear water, then you can swim through dozens of tunnels and caves that lead to other pools. It was amazing."
—emilynitz
2. To-Sua Ocean Trench — Lotofaga, Apia, Samoa
—claireo4a
3. Enchanted River — Hinatuan, Surigao, Philippines
—marissegabrieller
4. Maunawili Falls — Oahu, Hawaii
—Anna Kopsky
5. Emerald Lake — Kilkis, Greece
—elephantgirl8
6. Havasu Falls — Grand Canyon, Arizona
"It's truly magical."
—peterjamesovensbrown
7. Cypress Springs — Vernon, Florida
"It's a natural spring just north of Panama City. The water is always cold and a beautiful aqua color! It can only be reached by kayaking."
—sarahf46
8. Dragonara Hole — Mellieha, Malta
—carliiyowlow
9. Cummins Falls — Jackson County, Tennessee
—Sarah Wainschel
10. Lower Lewis Falls — Cougar, Washington
"One of the most beautiful places. If you go in mid-August, it is never crowded and the water is so beautiful and crisp. I highly recommend it to everyone!"
—bizzybeth08
11. Tarzan Falls — Yona, Guam
—nathaliea20
12. Santa Rosa Blue Hole — Santa Rosa, New Mexico
"It's a breathtaking natural lake that's pure blue!"
—malkc
13. Horseshoe Lake — Jasper National Park, Alberta, Canada
—nicolehayleyr
14. The Blue Hole — Dwejra, Gozo Malta
—carliiyowlow
15. Cenote at Dzibilchaltún — Dzibilchaltún, Yucatán, México
"The water is 100% clear. Ancient civilizations used it as their water source."
—samanthadaniellel
