This greenhouse was once a hockey arena.

A lasting testament to the Klondike Gold Rush.

A real-life homage to the Rachel McAdams and Will Ferrell's fictional Eurovision musical duo.

Pick up this rock and become an instant legend.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

Along the Outback Scenic Byway, adjacent to hot springs, this human-made geothermal feature takes unexplained breaks.

A 14-foot-tall Bigfoot statue stands guard over this café and filming location.

The highest point in Washington state is a volcano covered in glaciers.

A narrow fjord-like lake, the third-deepest in the United States, runs for over 50 miles into the Cascades of Washington state.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

An eclectic collection of wind-powered sculptures made from found and recycled materials.

Every drop of water in this 27-mile long reservoir was pumped up from the Columbia River using power from Grand Coulee Dam.

A giant milk bottle from the 1930s beckons drivers to this diner.

This playground sculpture of an icon from the past is dedicated to the children of the future.

This inanimate goat created by the "welding nun" has been helping to clean up the city of Spokane for more than 40 years.

The decorations were inspired by an unlikely missing treasure.

This Spokane mansion and the stories within its walls have been brought back to life, thanks to careful restoration.

Site of the greatest known waterfall that ever existed.

A large wind turbine installation in central Washington State is home to an extensive set of interpretive exhibits.

This large artificial waterfall in Washington state was merely an incidental byproduct of a technological megaproject.

People come from across the globe to swim in this lake believed to have healing properties.

An obscure waterfall that looks like something out of a fantasy novel.

The oldest city park in Walla Walla is home to hundreds of birds, from wood ducks to white peacocks.

Traditional Bedouin crafting has become an official tourist site and successful industry for its female craftspeople.