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.

A blooming house of worship for the masses.

This abandoned stepwell is one of the largest, deepest, and certainly one of the creepiest in India.

An imperial fortress city that incorporated cultural elements from the entire Mughal empire, only to be abandoned the year it was finished.

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

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

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

Scholar, adventurer, saint, and instigator of the Goa Inquisition.

A deeply beautiful 15th-century stepwell with a tragic story.

Rock-cut cave complex filled with ancient Buddhist artwork.

Half-size replica of the Taj Mahal.

This complex of vertically-excavated Buddhist, Jain, and Hindu monolithic temples in India's Maharashtra providence illustrates a spirit of tolerance characteristic of ancient India.

World's most expensive home.

Nineteen ancient rock-cut Buddhist caves can be found on the outskirts of Mumbai.

Singapore's landscaping project is home to 18 incredible Supertrees.

The most playful of the life-sized statues that make up Singapore's "People of the River."

This $62 million dollar temple was erected to house one little dental fragment of religious history.

A historical convent known for taking in bad luck babies left on its doorstep is now an upscale shopping center.

A Buddhist theme park brings you a Buddhist version of Hell.

Tucked in Mumbai’s wealthiest neighborhood is one of the city’s oldest and most sacred sites: a temple complex believed to house the waters of the Ganges.

An extraordinary "City of Caves" carved from solid stone.

The only Chinese temple in Mumbai.

This lavish estate recalls the opulent history of Calcutta.