This natural wonder is disappearing at an alarming rate.

Oldest building in California still in use.

The interior of the Overlook Hotel in "The Shining" was based on this Yosemite original.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

This Canadian monument to the man who invented the telephone allows visitors to get up close and personal with the artifacts of his life.

The city of Halifax still bears the scars of the largest explosion prior to the atomic bomb.

Go inside the house that inspired L. M. Montgomery to create one of literature's most beloved heroines.

Rusty red sands line the shores of this Canadian Province.

A surviving remnant of the thick ice mass that once mantled most of Western Canada's mountains.

One of the largest underground systems runs under Canada's largest urban center.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

A building so large that it has its own weather.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

Come crisp December nights, this fairly plain neighborhood becomes a holiday dream world.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

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

The unbelievably opulent home built for an infamous newspaperman.

Rare and gorgeous birds abound in this protected wildlife sanctuary.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

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

This massive mall has hundreds of shops, an amusement park, and a history of deadly amusement attractions.