A massive work of modern art that appears to be a crop circle in the middle of the desert.

An alien landscape of chalk-rock in the Egyptian desert.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

An endless sea of white conical domes.

One of the most well-preserved temples of ancient Egypt.

Ozymandias’ time-keeping temple.

An ancient instrument used to measure the waters of the Nile so Egyptian farmers would know whether to expect famine or flood.

An ancient city exhumed from the depths of the ocean.

A natural arch offers panoramic views of Yangshuo's karst hills.

Snow-capped peaks, colorful waterfalls and stunning vistas on the edge of the Himalayas.

A complex and beautiful system of rice terraces covers a million acres over the mountains.

A sacred mountaintop temple offers a fine cup of tea to visitors who can survive the journey.

Not one, not two, but three natural bridges remain in this captivating spot post-sinkhole.

These layered sandstone mountains in China look like they are made of pressed crayons.

This psychedelic tourist trap is a leisurely descent into madness.

This abandoned fishing settlement may well be the greenest village in the world.

This vertical pinnacle in China was the inspiration for the floating mountains in the movie “Avatar.”

A part of the world's largest marsh seems to be growing bright red Martian grass.

A fifth-century temple improbably built into the side of a cliff.

Greenery cloaks this serene sculpture inspired by the famous Lost Gardens of Heligan.

305 homemade stone stairs wind their way up the Hamilton escarpment.

This chilly Canadian hotel has a four-month lifespan due to the unusual material it's made of.

These strikingly barren, rolling red hills were caused by bad farming practices.

Locals transformed this Canadian evergreen into a secret hangout with spectacular views of Vancouver's skyline.