These unusual houses look like giant boats that washed ashore on a residential street.

A cooled lava flow from the Haleakalā volcano formed these surreal-looking columnar basalt structures.

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

Memorial to the father of the Republic of China.

Its humdrum facade only adds to its electrifying appeal: a rooftop with panoramic views of a shapeshifting metropolis.

Home to more than 13,000 pieces of war memorabilia and military equipment.

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

A remnant of Korea's colonial past lies forgotten in a hip neighborhood in Seoul.

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

The neighborhood church casts a breast-shaped shadow that locals have come to call the “two o’clock titty.”

An artsy hidden staircase leads to breathtaking views of San Francisco.

The small cliffside monastery known as the Tiger's Nest is said to be the meditation site of an 8th-century Buddhist master.

A blooming house of worship for the masses.

This giant Buddha statue has 125,000 smaller Buddhas hidden inside it.

At this deceptively beautiful beach, nothing is what it seems.

Once a black market electronics marketplace, now an otaku shopper's paradise.