A prestigious learning institute of old Shanghai.

Underneath this Byzantinian church lies a necropolis filled with ancient tombs and the ruins of previous churches.

This tower is all that remains from a medieval fortress.

This wonderland of ancient temples has been recently painstakingly reconstructed.

A burial vault located under Tiber Island in the middle of the Italian capital.

Believed to be the country's tallest waterfall, the Njupeskär is actually much smaller.

This semi-spooky remnant of an abandoned hotel provides fantastic views.

The first passenger cable car in the world.

An entertaining journey through the odd and strange awaits visitors to this shop.

This ancient rock shelter features cave art and is one of the most culturally important sites in the country.

The highest cold-water geyser in the world.

The intricate geometry inside this Baroque-style dome was designed to create "terror of the human soul."

Many generations of travelers have passed through the steep, smooth walls of this canyon.

Perhaps the most spectacular grotto along the Algarve coastline.

Japan's iconic sci-fi hero rendered to 8-bit by notorious French street artist Invader.

This park is home to around 500 bird species.

A breathtaking 19th-century trail overlooks Lake Tahoe.

Small Easter eggs are hidden in the ventilation holes of the city's newest trains.

California's first suspension bridge.

Propped high atop the peak of Mount Gamsutlmeer, this abandoned village is one of the oldest settlements in the region.

An architectural marvel that dates back to the zenith of Indian architecture.

Now home to a drinking establishment, this building has a macabre history.

Victoria's largest salt lake is a favorite haunt for photographers and stargazers.

One of several Lilliputian portals that are ready to transport passengers to other dimensions, if they can find them.