"X" marks the spot of an echo chamber in the middle of a plaza.

This kitschy tavern is also home to rare early editions of "Treasure Island."

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

Soaring over the Niagara Whirlpool since 1916.

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

This seemingly cursed monument is dedicated to one of Canada's great war heroes.

Created by four famous men, the beautifully designed Buffalo State Asylum was resurrected as a hotel and art center, but still boasts a ghost story or two.

An elaborate memorial to a man local legend says died of a broken heart.

This unique crypt designed by Frank Lloyd Wright for his longtime friend was not completed in either man's lifetime.

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

Genesis of modern hydroelectric power.

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

This Art Deco fortress in upstate New York gives Manhattan's vaunted examples of the style a run for their money.

A Rodeo for Prisoners.

After the parade, students throw their beads on the tree hoping for good luck on exams.

Historical marker at the spot where Bonnie and Clyde were killed.

A beautiful botanical garden in the heart of the Natural State.

Odd castle-like structures for collecting water sticking out of the Mississippi River.

One of the world's earliest skyscrapers.

This mausoleum is the final resting place of one of St. Louis's richest and most tragic families.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

One man's unrequited love stands in a glass box forever.

The first rural cemetery west of the Mississippi is home to the elaborate tombs of St. Louis' local beer barons.

What was meant to be a temporary exhibit is now a permanent fixture at the St. Louis Zoo filled with beautiful birds.