This memorial plaque remembers a strangely shallow maritime disaster known as "Chicago's Titanic."

The famous boat that once ferried Bogart and Hepburn still floats in Key Largo after being abandoned for years.

The largest freshwater lake in the Florida Keys.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

Dedicated to the art and science of glass in equal measure, this space is as much laboratory as museum.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

This oversize piece of novelty cookware once cooked the largest pancake in the world.

A quaint village in Western New York named after Alexander Hamilton's beloved sister-in-law.

Comprehensive gaming collection of over 30,000 electronic games and consoles.

A collection of unique outdoor sculptures surounded by the beauty of nature.

Town full of spiritualists, some of whom are mediums, is still in full swing after 130 years.

This former hub for crafty philosophers was founded by a writer who died aboard the infamous RMS Lusitania.

A natural gas leak provides a flickering flame beneath a waterfall.

The seat of Buffalo government is a gorgeous Art Deco palace.

This restored house is like a time capsule of the president's unconventional inauguration.

A preserved factory in the "Home of the Carrousel" is now a museum dedicated to the classic wooden ride.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

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

Soaring over the Niagara Whirlpool since 1916.

This impressive working clock made of 16,000 plants changes its flowers twice a year.

An abandoned 1970s theme park that has been turned into a space for waterfront walking.

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

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

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