A group of waterfalls at Baligou Scenic Area of Taihang Mountain, central China’s Henan Province.
The Great Blue Hole, Belize
The Pont du Sart is a navigable aqueduct in the West of Belgium. This concrete structure has 498 meters long and 46 meters wide. Weigh 65,000 tons and is supported by 28 three meters in diameter concrete columns.
Namego Valley, Tenkawa Mountain, Japan.
Hamilton Pool, Texas
Sigiriya, the Lion Rock citadel,Sri Lanka – The Royal Citadel of King Kasyapa (479-496 AD) A world heritage Site
Lencois Maranhenses National Park Brazil photo
Great Wall Of China
Maelstrom, a natural water drain in Kauai, Hawaii