Some of the best pastries in "the Czech heritage capital of Texas" come from a gas station off I-35.

Visitors can walk over the largest concentration of Columbian mammoths to have died from one event.

One part antique store, one part curiosities hodge-podge.

A 24-hour vending machine restocked daily with homemade full-sized pecan pies.

The world's largest squirrel statue clutches a pecan bigger than your head.

A shrine to the royal lord of all cacti.

A curious statue fit for a mad tea party.

Beer lover's can-covered house.

Once seen as a bit of an eyesore, this sculpture has become a staple of downtown Houston.

This historical air terminal in Houston is slowly becoming an aviation museum dedicated to the city's aeronautical history.

Canada's subterranean Cold War museum has doubled as a movie set.

This island castle contains enough secret passageways to support a season of Scooby-Doo episodes.

The purported world's shortest international bridge connects a homeowner in Canada to his backyard in New York.

This giant roadside fruit is home to an array of apple-based treats.

This Frank Lloyd Wright summer house was designed along Lake Erie as a retreat for a client's wife.

This Buffalo museum hides an Art Deco gas station designed by Frank Lloyd Wright.

The absurd creation is a compulsory destination for selfies in Buffalo.

The only boathouse Frank Lloyd Wright ever designed was also the only unbuilt structure in his famous Wasmuth Portfolio, until 2007.

One of Frank Lloyd Wright's greatest—and favorite—architectural masterpieces was almost lost.

This unusual structure may be on its way to becoming a cultural landmark in Toronto.

This Toronto garden collects stares and tchotchkes in equal measure.

A fantastic place to see murals, and an important location in the history of Toronto's legal street art scene.

A book collector's dream, this Toronto bookstore has the world's first "Biblio-Mat," a random book vending machine.

A space-age 1950s pavilion on a secluded path is full of Toronto history surprises.