Air-raid tunnels hidden beneath this opulent hotel provided shelter and an escape route—and one of the world's longest slides.

A nostalgic restaurant evokes life in Taiwan from the 1940s to the 1970s.

Grandpa Rainbow felt the neighborhood needed some color, so he picked up a paintbrush and went to work.

The longest skywalk in Taiwan.

A 100-year-old Japanese command center is now a unique underground university walkway with periodic exhibits.

On Green Island, a rock resembling the ancient Chinese sage gazes contemplatively out at sea.

A monument to placate the spirits of an ancient forest.

An extraordinary natural landscape of mountains, waterfalls, and rocky cliffs riddled with tunnels.

A waterfall runs right through the middle of this Taiwanese shrine to the hundreds of workers killed while building a nearby highway.

Eat green onion ice cream and other allium-centric treats at this unusual museum.

This former factory turned private museum contains surreal and creepy artwork created by Robert Y.

Once a prosperous mining village, this tiny Taiwanese town is now overrun with cute cats.

A secret passageway from World War II is now a quirky pedestrian shortcut.

This kitschy, kinky homage to Taipei’s old “grandpa shops” is full of eye-candy.

This third-generation shop has been doling out bowls of tilapia soup since 1977.

This densely-packed cluster of buildings was saved from the wrecking ball and turned into an art community.

An imperial art museum offers edible versions of its most treasured displays in an on-site fine-dining restaurant.

A Buddhist temple covered in intricate designs and carvings made out of seashells and pieces of coral.

Waste incinerator with a restaurant on its chimney.