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

The tech giant built three enormous glass orbs in Seattle so employees could work inside a rainforest greenhouse.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

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

From a neon Rapunzel to a bike traffic meter to a street fair color scheme, the most opened drawbridge in the US is a veritable art gallery.

Leave a button on the jacket of this iconic Seattle clown.

Now housed in a museum, this giant pink elephant stood in downtown Seattle for more than 60 years.

This former coal gasification plant found a curious second life as a popular public park.

A sliver of nostalgia in Seattle's Viretta Park.

This remarkable collection devoted to the study of fish includes 1 million preserved specimens from all around the world.

The longest and widest floating bridge in the world.

A normal, unassuming pedestrian overpass has been the demise of many, many trucks.

There are more than 4 million bricks inside this unofficial Lego museum in a former middle school.

Steepest flood safety railway in the entire world.

The penultimate and final resting places of British General Edward Braddock—minus a few bits and pieces.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

This spot memorializes one of the greatest plays in NFL history, unless you happen to be a Raiders fan.

The residents of the Neighborhood of Make-Believe live without much fanfare within the Pittsburgh Children's Museum.

A giant ball made from pieces of an old Jeep.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

This church in Pittsburgh is home to the largest collection of religious relics in North America.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.