Its columns were all carved from the same white oak tree.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

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

A journey begins with a single step, and for many, the road-trip of a lifetime started at this Chicago intersection.

This 15-foot red anchor sits on a rise overlooking the sea lanes of eastern Aruba.

See how aloe goes from field to store and discover the history of aloe cultivation in the Caribbean.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

The evocative ruins of a 1,000-year-old hill fort lie within a popular tiger reserve.

An ancient curse kept humans from living on the water, and now it's brimming with rare wildlife and is one of the most pristine rivers in India.

An ancient wall in the shadows of the Amber Castle.

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

This peaceful Sikh gurudwara serves around 50,000 free meals every day within its gilded walls.

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.

The roof of one of the world’s largest spice markets provides a grand view over the neighborhood's glorious bustle.

A blooming house of worship for the masses.

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

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.

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

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

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