The first Russian Orthodox church in North America and an Alaskan landmark.

Originally a brothel during the Klondike Gold Rush, this bar once used dolls to denote when ladies were working.

A tiny wilderness cemetery commemorates the deadliest episode of the Klondike Gold Rush.

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

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

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

The facade of this relic from the Klondike gold rush is decorated with over 8,800 pieces of driftwood.

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

A historic freight system that found the true gold rush is in tourism.

The "Gateway to the Arctic" connects Barrow's indigenous population with the sea and its traditional industry: whaling.

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

This WWII-era military installation once held an entire city within its walls - now, its walls are falling down.

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

The ghostly remains of what was once the world's richest copper mine.

The king of U.S. high points towers over every other peak on the continent.

This tiny square mile of Canadian sand was once considered the world's smallest desert.

Roadside collection of 65,000 signs.

Many people don't realize there’s a lot going on in—and below—the world’s tallest triumphal arch.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

Experiencing Guatemala's sensory-exploding church is a blunt reminder of European influence.

Central America's deepest lake is actually a volcanic caldera, surrounded by three volcanoes.

Volcanically heated hot springs.

A full-size replica of this well-preserved temple lets you take a walk through the Mayan age.

This staircase full of Mayan hieroglyphics is perhaps the largest single text in the world.