This unique Seattle structure was designed to be the greenest commercial building on the planet.

This grand old 80-foot sequoia towers above the buildings in the city’s retail center.

Offering an enjoyable alternative to the standard hellacious post office trip.

Activists are fighting to preserve these unfinished highway ramps as a tribute to the citizen revolt that halted their construction decades ago.

Known as the "Queen of Beach Markets," Calangute epitomizes Goa's beach flea market scene.

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

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

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

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

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

This experimental utopian "city of the future" in rural India may hold a dark secret.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

The most famous location in China was home to whole dynasties worth of imperial rulers.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

What's that on the side of that building? Va Va Voom, it's Bettie!

Keeping Ballard's heritage alive with delicious, lightly battered Alaskan wild cod.

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

Residents of Fremont in Seattle have considered it the center of the universe since the 1970s.