This historic hotel invented the chocolate brownie.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

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

This former coal gasification plant found a curious second life as a popular public park.

A wall of chewing gum moonlights as collective art.

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

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

A walk through the historic city center, under the streets of Seattle.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

A decommissioned Naval base now rents itself out for people who want to blow stuff up.

A working model of the entire San Francisco Bay and much of the Sacramento River Delta, complete with regular tides that change every 14 minutes.

Concrete strongholds stand guard over the Golden Gate.

A classically inspired temple in Redwood City.

The graffiti-covered remnants of a former triangulation station are balanced precariously on this California peak.

A 1920s speakeasy that had rum runners racing up and down the shores of California.

Thousands of turbines whir at at the origin of North American wind power.

A hotel and restaurant serving as the mecca of kitsch.

A massive volcanic plug is now a protected area that hosts a number of bird species.

A New England-style lighthouse along California's beautiful Highway 1 gets a re-do.

Once close to extinction, there is no shortage of elephant seals on the beaches of Año Nuevo State Park.

Offering commanding views of the California coastline, this restaurant was a hub for the artists and bohemians of Big Sur.