Sacred Indian temple that’s all monkey business.

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

The first English fort built in India.

This Gothic-style church is reputedly built atop the remains of one of Jesus's apostles.

The painted and decorated towers of this Hindu shrine were once the tallest structures in one of the oldest cities in India.

Once an indicator of social class, the color blue has come to define this city on the edge of the Thar Desert.

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

An ancient iron pillar in Delhi that seems to be rustproof.

This religious site features Nepal’s largest statue of Buddha.

This small shrine dedicated to a fish is believed to hold the secrets to this historic market's founding.

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

One of the largest Buddhist stupas in the world keeps an eye out in every direction.

Sacred Buddhist home of some spiritual monkeys.

The capital of Cambodia is named after the hill on which this ancient temple complex stands.

Take a hidden path to the mouth of the cave to watch millions of bats swarm at sunset.

More than 100 Hindu temples are slowly being swallowed by the forest.

This impressive clifftop temple was once at the center of an international custody dispute.

A battle between nature and architecture in the Cambodian jungle.

A small 12th-century temple surrounded by waters believed to have curative properties.

One of the biggest markets in Asia, under one of the continent's largest domes.

Of the many chalices in the running for the Holy Grail, this one in Valencia Cathedral sure looks the part.

Possibly the oldest church in Barcelona, this basilica has its pagan and Christian mythologies all mixed up.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.