Only a few pieces remain of a grand 16th-century water clock that once announced the changing hours with the sound of bells, gongs, and drums.

Collected from all around Seoul, thousands of secondhand books create this photogenic tunnel.

The site of the last royal wedding in Korea.

The burial ground of two kings and a queen is now a calm city park in the middle of bustling Seoul.

This pagoda was once the central feature of a Buddhist temple that no longer exists.

One man's lifetime collection of tiny objects of wisdom gathered from around the world, on display for public enjoyment.

A chilling monument to Korean patriots who resisted the Japanese occupation.

About as hidden as can be, this specialty coffee shop is wedged between multi-story buildings at the end of a dark, skinny alleyway in Seoul.

Plenty of old carney magic still haunts this photogenic amusement park.

Feast on buckets of garlicky snails.

An abandoned anti-smuggling station decays along the boundary between Portugal and Spain.

An icon of the city, this chapel features an amazing dome ceiling and offers panoramic views.

Portugal's National Pantheon has a history of curses, collapses and financial problems.

Houses are tucked between, on, and underneath giant boulders.

A remote lodge nestled among some of the world's best-preserved rainforests.

1800 rooms of single-family residence in Brunei.

These jagged limestone blades cut out through the canopy of the jungles of Borneo.

A monument built to commemorate the billionth barrel of oil extracted from the Seria oil field in Brunei.

One of the largest caverns in the world has a maw large enough to stack cathedrals in.

The oldest museum in Borneo is a cornucopia of rare taxidermy and human skulls.

This vanilla farm serves its crops at an on-site café.

Two thousand feline artifacts fill Malaysia's "Cat City."

Little India's hidden gem of kindness and good food.

Singapore's last surviving traditional village is hidden among giant skyscrapers and modern infrastructure.