A blooming house of worship for the masses.

The world's second-largest sundial, made entirely out of stone.

Sacred Indian temple that’s all monkey business.

More than half of this Indian palace is drowned but it looks all the more spectacular for it.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

Thousands of exquisitely carved stone water storage wells, hundreds of stone steps fill this exquisite medieval stepwell.

A surprisingly beautiful abandoned World War II military base in East Greenland.

The toilet-shaped house of South Korea's sanitation pioneer is now a museum to the john.

Use a key to unlock this medieval sewer tunnel.

One of the few places in the world that let's you legally relieve yourself on a UNESCO world heritage site.

The second-highest train station in Europe.

A monument to peace, built by one man over the course of 25 years.

Walk down these stairs to get an underwater view of Switzerland's Lake Zug.

This work of engineering is imbued with elegance and ingeniousness.

Lucerne's central prison was converted into a tourist hotel with a bare minimum of changes.

A tower-like theater in the Swiss Alps built to withstand the high winds and avalanches of the mountain pass.

A Swiss amusement park entirely dedicated to the theory of ancient astronauts.

A rare, flower-shaped example of Brutalist architecture in Switzerland.

Vines grow up the metal bars in this public park created from an old machine factory.

Traversing steep Alpine slopes, this engineering marvel is one of the longest and highest funiculars in the world.

The steepest classic funicular in the world glides along a dizzying incline.

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

A 16th-century horror show built in a lovely Italian garden.

Pyongyang’s Arch of Triumph is the second tallest triumphal arch in the world.