A brewery warehouse which doubles as a circus bigtop.

Providing the soundtrack to the golden years of the Seattle grunge scene.

This long, dark tunnel is open to hikers, but those without lights are known to get confused even on the straight path.

Once a year, thousands of naked cyclists flood the streets of a Seattle neighborhood.

An enclosed rotunda at the Henry Art Gallery in which viewers can look up and see the uninterrupted sky.

A giant Troll lurks under one of Seattle's oldest bridges.

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

This working class sculpture pounds his hammer all the livelong day.

Every summer West Seattle experiences a housing bloom.

These memorials built by an eccentric bachelor on the side of Interstate 5 cause both wonder and traffic accidents.

"Enter and be entertained or annoyed by Dada in Walla Walla."

A young botanist's horticultural vision realized through a lifetime of planting, tending, and collecting seeds.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

This uninhabited island in Maine is home to various works of art left by visitors over the years.

Steam engines and conveyor belts are remnants of a genius system left in the middle of the Maine woods.

Explore the dark underground corridors of this graffiti-covered former military fortification.

On the Irish coast, 18 members of the Howard family are eternally resting in an Egyptian pyramid.

Ireland's most remarkable collection of these curious cone-shaped houses is worth the buzz.

Oliver Cromwell once seized the land under this house, which included the ruins of a medieval abbey that the owner used to build his stately home.

The Grand Lodge of Ireland is one of the oldest in the world, full of fantastical, elaborately themed rooms.

Ruins battered by centuries of war and disaster offer a wondrous glimpse of medieval Ireland.

A collection of housewares from recent Irish history adjoined by a tower from ancient Irish history.

Just a few miles off the western coast of Ireland lies an isle steeped in Irish literary history.

While only two of the ancient buildings at this site are actually churches this was one of the earliest Irish pilgrimage sites ever.