A cablecar-station-turned-revolving restaurant with 360-degree views of the Swiss skyline.

Despite the name, these small saltwater swimming pools have nothing to do with the Romans.

The eclectic seaside sanctuary caters to a rather fowl crowd.

This 19th-century aqueduct provides insights into how water was supplied to Victoria on the island of Gozo before modern plumbing.

People have been making salt here using traditional methods for centuries.

Where the people of Gozo have been doing laundry for more than six centuries.

A historical convent known for taking in bad luck babies left on its doorstep is now an upscale shopping center.

Across this single-file rope bridge is what has been claimed to be the edge of continental Asia.

This Singaporean food-court stall was home to the world's cheapest Michelin-starred meal.

Singapore's landscaping project is home to 18 incredible Supertrees.

These bronze statues depict the early days of trading in Singapore.

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

The oldest tourist graffiti in the world helped archaeologists identify the Pyramid of Djoser.

This ancient structure is widely thought to be the oldest intact pyramid in the world.

Standing atop 2nd-century Roman ruins, this church is one of the oldest and most iconic in Old Cairo.

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

A preserved oasis with traditional Andalusian-style architecture and beautiful views of the Nile.

A giant toy jack made of numerous welded-together fire hydrants.

Considered by many to be one of the most dangerous highways in Alaska.

A suburban street in Anchorage doubles as a runway, and each home has its own airplane hangar.

The ruins of a town wiped out by the second-largest earthquake in recorded history.

A quirky roadside sign was the subject of a years-long legal standoff over highway right-of-way clearances. 

Three bridges and one giant canyon make up this fantastic Spanish settlement.

One of the most spectacular bridges in Spain spans a narrow chasm that divides the city of Ronda.