A lonely Gondola stuck on a traffic circle sits in a spot where it once would have floated down the Grand Canal.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

The short oil boom of Venice Beach, and its swift removal from the tourism-laden landscape.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

Quite simply the largest tree in the world (by volume).

A 19th-century cabin built into a hollowed-out Sequoia tree.

Four hundred granite steps were built into this massive rock by the National Park Service.

An architect's childhood fantasy treehouse made real.

A beautiful geyser under environmental threat.

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

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

One man's ambition created this psychedelic log home.

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

Sitting in the arguable birthplace of the Wild West, this museum holds the largest collection of bronco busting bric-a-brac in the world.

Very likely the only museum in the world that celebrates the glory of the humble banjo.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Impossibly life-like natural history models created out of glass by a father and son.

Three prestigious academic collections come together to create a world-class natural history museum.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.