Chilly air billows out from the entrance of an abandoned mine on a steep hillside, providing a refuge for Ice Age fauna and flora.

Most comprehensive museum in America devoted to one ethnic group.

Why trying to get lost in the old quarters of Essaouira may be harder than you think

An elegant German-style resort overlooking the Potomoc River.

A unique configuration of blown glass can be found inside this hotel lobby.

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.

The beautiful 16th-century stepwell lies in the shadow of a famous fortress.

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

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.

A blooming house of worship for the masses.

India's first open-air public art district sits in the heart of the country's capital.

Visit a haunted Mughal mosque and the tomb of a Sufi saint and his disciple.

This cupola was once seen as an architectural disaster.

On the grounds of the famous Qutab Minar lies another unfinished tower meant to be twice as tall.

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

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

This 15th-century mosque is a beautiful blend of Hindu and Islamic architecture.

This 16th-century mosque is the hallmark of the African architectural legacy in India.

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

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

This beautiful 16th-century necropolis marks an astonishing feat in heritage conservation.

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