The 320-year-old tree that greeted General Lafayette and rerouted an interstate highway.

This long unused shot tower on the Mississippi remains a point of pride for a small city in Iowa.

Giant six-pack could provide one person a six-pack a day for 3,351 years.

A theme park attraction designed to turn your children into LARPers.

For just a few bucks, this Iowa funicular will let you feel like an 1800s fat cat.

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.

A bypass decorated with large wooden troll carvings.

The largest earthwork effigy in the world.

A real flying saucer, contracted by the U.S. Air Force.

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

This bridge uses an inverted bowstring truss and is believed to be the only of its kind in the United States.

The largest ancient burial mound in Ohio.

When a guy acquired a free church, he hauled it away piece-by-piece to make it the tasting hall at his vineyard.

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

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

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

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

The original Uncle Sam was actually a New York meatpacker who is buried under this historic grave.

The private island of Yale's elite Skull & Bones society is kind of a dump.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

Pluto is still considered a planet in Ithaca, New York.

Why have you never heard of the second most popular tourist site in New York?

Golden plates containing what would become the Book of Mormon were believed to be buried on this New York hillside.

A field in which God and his son Jesus purportedly appeared to a young farm boy named Joseph Smith.