The only Bahá'í house of worship in North America and one of only a handful worldwide.

Robots, lasers, and whoopee cushions, oh my!

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

This rooftop sign has been confusing Milwaukee-bound airline passengers for decades.

An encyclopedic collection of mammal penises.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

The same water that fills a luxury resort’s pools feeds these free hot springs in the rainforest.

See a full-scale whale skeleton and experience the captivating culture of Alaska’s Native people at this heritage center in east Anchorage.

The now-serene site of the largest earthquake ever recorded in North America.

Considered by many to be one of the most dangerous highways in Alaska.

Buy your friend a drink or staple some cash to the wall for the next guy at the Salty Dawg Saloon.

Running under an entire mountain, the longest highway tunnel in North America is kept fresh using portal fans and jet fans.

During the summer, surfers in Alaska take advantage of this inlet’s unusual water patterns.

The ruins of a town wiped out by the second-largest earthquake in recorded history.

Colorful boxes placed over the dead are left to rot and crumble.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

While not recognized by Guinness, this chocolate waterfall is likely to be the world's largest.

A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

The remains of a once-famous hotel that also acted as an artist colony.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.