An Iowa town celebrates its heritage with the tallest working Dutch windmill in North America.

A remnant of the last Ice Age, this lake is surrounded by fascinating rock formations.

The tragic death of 19-year-old Mabel Tainter in 1886 led to the construction of this unique Victorian-era theater in the northern woods of Wisconsin.

Shop of curiosities with a dinosaur museum tucked in its basement.

This cheerfully-named branch of the Chicago River is the fetid result of years of blood, entrails, and meatpacking waste.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

The famed architect designed this Minnesota gas station of the future with a lookout tower.

Opened in 1956, the first modern indoor shopping mall in the world was inspired by the shopping arcades found in European cities.

Each of these 87 large stones has a unique message. Together, they form part of the Minnesota Military Family Tribute.

Dakota legend claims this locally iconic pinnacle was once part of a sacred burial site that was cleaved in two.

Secret hideaway for an alternative beach experience.

This bright yellow building is packed with sweet treats from all around the world, from chocolate-covered crickets to whoopie pies.

The restored and active Victorian-era final resting place of San Francisco.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

Version of the French Riviera destroyed by the sea.

The interior of the Overlook Hotel in "The Shining" was based on this Yosemite original.

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.

The neighborhood shop is a sort of tiny cactus museum full of exotic specimens you can take home.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

A hand-built folk art installation covered with messages of God's love.

The eccentric mansion of one of the most popular horror authors of modern times.

This outsider art paradise is filled with dinosaur sculptures crafted from recycled machinery.

A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.