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.

This shrine to the patron saint of Alaska sits on a small tidal island and was built from the land’s own beach stones.

Massive mounds of golden sand look like a desert landscape randomly plopped in an Arctic forest.

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

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

This ghostly Alaska village still clings to a steep cliffside despite having been abandoned for over 50 years.

An abandoned aircraft sits submerged in a lake in the Alaska wilderness.

One woman's dream became a train hotel in her backyard.

The ruins of this Alaska gold mine form a gorgeous ghost town.

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

Four-story concrete hotel never opened to customers.

Upside-down trees serve as natural flower pots in this hanging garden of Alaska.

Gorgeous cave resemble a winter wonderland.

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

This frozen tunnel in central Alaska is both an engineering feat and a valuable climate classroom.

This whimsical stacked cabin looks like something out of a children's book.

Mind-blowing carvings and fantasy ice scenes grace the largest year-round ice environment in the world.

Breathtakingly blue walls shimmer inside the "Glacier Behind the Town."

A collection of huge Pre-Colombian structures in Alabama.

148 feet long and in the middle of a verdant forest.

This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.

One person's lost luggage is another person's treasure.

The remains of an idyllic small town built for the film 'Big Fish' still stand around a rundown main street.