Located off a bustling strip, a silent teahouse employs workers with hearing- or speech-related disabilities.

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

This bridge is embedded with a giant steel dragon that breathes fire from its mouth.

This Vietnamese hell cave lets visitors take a walk through a devilish underworld full of demons.

Have fun at the world's first Buddhist waterslide park.

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

This spectacular bridge supported by two gigantic hands looks like something out of a fantasy universe.

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.

The 3.8 billion-year-old rock proves that tectonic plates may have been shifting longer than we thought.

This elderly couple's hand-picked collection of rare gems is one of the finest in all of Iceland.

Puffin enthusiasts flock to Europe's largest seabird cliff, which over one million birds call home.

Every summer local children form "pysja patrols" to save young birds that have wandered from their nests.

Medicinal spa created with the discharge from a geothermal energy plant.

Staves, storm-calling, and of course, necropants.

This eatery re-creates dishes from the Ottoman Empire so you can dine like a sultan.

Live a night as a Byzantine King, with a minibar and private jacuzzi.

The ornate miniature mansions were built for Istanbul's feathered residents.

A Lycian city of the dead carved into the hillside of Southern Turkey, complete with startlingly human touches.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

Feed it cash, get your very own gold bar.

Planned as the world’s first zero-carbon city, it had lofty ideals—but is only 5 percent completed and aiming for 50 percent carbon-neutral.

This vast, water-filled underground labyrinth can only be toured by boat.

Modern-day cave dwellers carve elaborate homes out of volcanic debris.

One of the world's largest salt caves is filled with fragile salt sculptures, salt rivers, and huge salt megadomes.