Towering at a height of over 30 meters, this turn-of-the-18th-century landmark is the tallest temple in Nepal.

The former stronghold of the Malla Dynasty has remained virtually unchanged since the 17th century.

Sacred Buddhist home of some spiritual monkeys.

The oldest Hindu temple complex in Nepal serves as the seat of Nepal’s national deity, Lord Pashupatinath.

This historic square in Nepal is home to temples dating back to the third century.

A pair of nearly 1,000-year-old temples profusely covered in meticulous stone carvings.

Known as the leaning temple, the sacred structure has somehow developed a severe nine-degree slant.

Many Hindus make the long pilgrimage to this holy city to have their remains burned on the banks of the Ganges River.

A startling, centuries-old subterranean marvel hides in plain sight.

The mysterious empty cupola behind the monumental arch points to an ancient prophecy of Delhi.

The former Willingdon Airport started operations in 1929, in India's capital, Delhi. Now, it's used for maintenance runs and helicopter rides.

Sacred Indian temple that’s all monkey business.

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

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

These medieval funerary monuments are now home to a colony of critically endangered vultures.

Artistic tombs, monuments, and a beautiful "Hall of Fame" lurk inside this cemetery.

Elaborate tile work in this railway station tells the story of Portugal.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

A hidden three-foot-wide house separates these two regal churches.

This giant sculpture made of trash is a critique of society's wastefulness.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

The best place in the world to buy tinned fish.