A museum that chronicles the interesting and often dark history of the London docklands, once one of the major trading ports of the world.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

The last remaining example of the boatmen's perches that once dotted the south bank of the Thames.

Murals of the wild parties once held on the frozen River Thames.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

Metal horses galloping through a London fountain provide a link to the city's past.

Regal guardians to one of the biggest banks in the world, symbols of Hong Kong's history and resilience.

Even Michelin-starred chefs are said to get their cleavers at this century-old shop.

One man's hand-sculpted collection of colorful masks representing a host of gruesome spirits.

A colossal floating restaurant built to look like a ancient Chinese imperial palace.

Thousands of abandoned statues of deities are taken to this hillside in southern Hong Kong.

This hulking behemoth is actually five interconnected towers built in the 1960s.

Teeming with illegal goods and services, this towering maze of vice is also a popular tourist accommodation.

Since 1942, this third-generation Cantonese barbecue join has been turning out gorgeously lacquered roasted meats.

The iconic egg tart gets an upgrade with a laminated sourdough crust.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

Toxic waste disaster that founded the Superfund program.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

There aren't too many operational funiculars around, but Pittsburgh has two!

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

Every year, a sparkling cave is sculpted in the icy heart of a glacier.

The scars of World War II are preserved on its walls.