Largest lake in Great Britain measured by surface area.

Overlooking a Scottish loch, this beautifully crumbling castle once inspired a poem by William Wordsworth.

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

A large circus museum with summer performances.

100-year-old shipwreck you can walk up to at low tide.

This iron and wood Civil War city-ship was the first vessel to be sunk by an electrically detonated torpedo.

This simple, broken column marks the final resting place of one of America's most famous explorers.

This semi-secret garden in south Seattle emulates a traditional Japanese garden using the plants of the Pacific Northwest.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.

This scenic gorge is named after one of the most famous Bigfoot attacks in pseudohistory.

This extravagant Art Nouveau rest stop features a million-dollar view of the Columbia River.

What happens when a sculptor has to find a way around a 100-year-old copyright.

Feeding hungry Ballard boat workers since 1922.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

A giant Troll lurks under one of Seattle's oldest bridges.

From a neon Rapunzel to a bike traffic meter to a street fair color scheme, the most opened drawbridge in the US is a veritable art gallery.

A museum dedicated to the history and exploration of both popular music and science fiction.

A wall of chewing gum moonlights as collective art.

This long, dark tunnel is open to hikers, but those without lights are known to get confused even on the straight path.

Legend says that these tall basalt pillars are the petrified wives of a trickster god.

A stunning landscape of bunkers that once stored chemical weapons.

Remember that scene in the Matrix, when Neo is in the big white room with all the weapons flying by? Well, this is what it would look like if he had wanted trees instead of guns.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.