Nestled in a peaceful valley, this Armenian monastery may have been saved from Mongols thanks to the eyes of God.

This ancient monastery complex was transformed from an island to a peninsula when the lake was partially drained.

The most visited pilgrimage site in Armenia once held a saint in a pit for 13 years.

Giant stone letters dedicated to the founder of Armenia's alphabet.

This Armenian monastery was carved out of cliffs and named after the spear used to stab Jesus.

A geological oddity topped with a 2,000-year-old pagan temple.

The world’s largest underwater sculpture is found just off the coast of Nassau.

A bright little alley in La Boca is a part of tango history.

Whitewashed mosque contains the world's largest carpet.

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."

This artificial archipelago was supposed to resemble a map of the world.

The world's largest frame offers spectacular views of the city's past and present.

On any given day this sprawling market houses literally tons of government-regulated gold, gems, and precious metals.

A 19th-century fortress and collection of artifacts offer a tour of Saudi history.

Baroque celebration of the end of the Great Plague of Vienna.

Browse through a century of this principality's first popular export.

In one of the world's smallest countries, a royal's personal winery is open to the public.

After the Cuban Revolution, the famous rum company had to leave their swanky headquarters behind.

Once designed as the entrance to Buckingham Palace, this structure was later relocated and stands as a victory arch.

The world's tallest circular building is loaded with symbolism, but many just see a big donut.

The site of many tense prisoner exchanges across the Military Demarcation Line between North and South Korea.

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

This opulent 16th-century Maharaja’s palace is a unique mix of Hindu and Muslim designs.

A blooming house of worship for the masses.