Home of the unusual art of water puppetry, one of Vietnam's oldest curiosities.

Under Hanoi’s medieval citadel sits a secret military headquarters from the final years of the Vietnam War.

Walk through a clothing store, across a courtyard, and up several flights of stairs for delicious coffee with a side of beautiful views.

Unbeknownst to many, this fountain was erected as a tomb and still holds the remains of a Frenchman.

This time-honored eatery near Hoàn Kiếm Lake serves the classic pairing of rice vermicelli soup and savory sticky rice.

For true northern-style phở with broth as clear as consommé, hunt for this restaurant hidden within a residential home.

The spot where the two men ate together now stands enclosed in glass.

The notorious "Hanoi Hilton" where Vietnamese colonial subjects and later American POWs, including John McCain, were imprisoned.

Twice a day a speeding train passes only inches from the homes of this residential neighborhood.

Ha Long Bay's "Cave of Surprises" houses a popular phallic rock formation.

This cavern was used as a hidden hospital and safe house during the Vietnam War.

Climb to the top of the world's largest seated bronze Buddha.

A serene space tucked amid the skyscrapers of Hong Kong's bustling financial district.

The world's longest outdoor covered escalator system transports commuters through Hong Kong's hilly terrain.

Two cannon-like cranes were installed on top of the bank building to fend off bad feng shui.

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

Sip sweet, luxuriously creamy Hong Kong-style milk tea at this cafe.

This naval gun is fired every day at noon, an odd timekeeping tradition the origin of which is local legend.

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

Take a cruise with no movement but plenty of style in this one-of-a-kind boat mall.

Soul-soothing fish congee awaits at one of Hong Kong’s remaining dai pai dongs.

In Hong Kong, a fairytale flower tunnel is hidden within the gardens of a public housing complex.

Remnants of the most densely packed city in world history, that thrived on anarchy for 30 years.

Dine on Hungarian-Jewish dishes at this multigenerational, family-run institution.