An extravagant western hotel where every floor is the "ground floor."

This haunted hotel built on natural springs once served as a hospital for a quack doctor promising a cure for cancer.

This futuristically sylvan church is a glass-enclosed marvel of modern architecture.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

The homestead of American patriot John Adams.

The nation's second-ever First Lady urged the founding fathers to "remember the ladies."

This impressive Boston holy house is the American mecca for Christian scientists.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The former site of an all-but-forgotten colonial landmark is now remembered by an often overlooked bas relief.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

An alley way dedicated to graffiti and street art is a constantly changing street gallery.

An enormous, inside-out glass globe built in 1935.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

The Boston square dedicated to the dark poet who was born nearby.

This popular Boston haunt is reminiscent of a time gone by, when slow cafes and sweet-smelling smoke wafting from patios was the norm.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

The site where Charles Dickens gave his first public reading of "A Christmas Carol" in the US.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

This historic folk art garden contains a nightmare tower that claims to be the world's largest concrete totem pole.

These massive mitts are made of 30 tons of devotional bronze.

An acoustic anomaly with a mysterious cause.

When you can afford only half a road, you build only half a road.

This historic theater's pipe organ still accompanies silent films just like it did in 1929.