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

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

A monument commemorating the role of Alaska's native Tlingit guides in the Klondike Gold Rush.

A classic gold rush hotel can be expected to pick up some ghosts along the way, and the Golden North is no exception.

Often mistaken for an office building, inside this venue is an amazing collection of Native Alaskan art.

Known as the “Official Greeter of Juneau,” this dog still welcomes ships and their passengers to Alaska.

A whale of a public art display towers atop Juneau's cruise ship dock.

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

A beautiful geyser under environmental threat.

The only road through the heart of Glacier National Park.

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

A monument celebrating the idea of reaching inaccessible places.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

This spiny beast guards an artist's village while vying for the title of largest lobster in the world.

Moscow's other, lesser known kremlin is a fairytale-like cultural complex modeled after Old Russia.

Gargantuan home of Russian science.

The gorgeous entrances into the city's underbelly look more like grand halls than subway stops.

This unique formation is characterized by hexagonal basalt rocks stacked in unique formations.

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

Artifacts and memories from the Vietnam war, located in a place that experienced it first hand.

Bioluminescence in the reefs of the Maldives causes the sea to glow like a starry night sky.

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

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

This metal church may or may not have been designed by Alexandre-Gustave Eiffel.