"Polynesia on the Plains."

Built to house a chapter of the Knights Templar, this grandiose building is a relic of Freemasonry in Chicago a century ago.

A high school astronomy enthusiast designed this model of our solar system to be traversed on foot.

This statue is dedicated to Grace Sherwood, the last person in Virginia to be convicted of being a witch.

This bronze sculpture on a former squash court marks the secret origins of the Atomic Age.

The Grand Ole Opry's big voice came from a small home in rural Virginia where she was eventually buried.

One of New York's most iconic authors is strangely honored by this Oklahoma park.

These black pillars of volcanic basalt seem to call mountain climbers with an unbreakable siren song.

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

These grassy undulations on a stretch of University of Michigan campus aren't bad landscaping, they're art.

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

A towering tribute to decisiveness stands on the spot where Brigham Young and his followers decided that this must be the place.

Modeled after a famous church in Vienna, Austria—but in Helena, Montana.

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

While not recognized by Guinness, this chocolate waterfall is likely to be the world's largest.

This concert pavilion on the shore of the Great Salt Lake has been destroyed by fire, water, and disinterest but keeps coming back.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

A replica that won't float away.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

Largest man-made excavation on earth!