One dedicated priest constructed this beautiful stone grotto by hand from 1926-1933.

The Painted Ladies of Ontario aren’t your average beach homes.

Only through the lens of a microscope can visitors see the true treasures inside this museum.

This knick-knack-covered house (complete with a matching van) is a charming oddity in the middle of a modest downtown neighborhood.

It took an artist 20 years to create this sprawling sculpture garden honoring the area's ancient inhabitants.

Devotional offerings and pleas for intercession are left at this Depression-era shrine inside a nature preserve.

Hidden in magnificent rolling countryside, see what may be the largest modern stone circle in the world at Wisconsin's very own "Stonehenge”

After the state would not recreate this beloved rock formation, three New Hampshire brothers took things into their own hands.

A hands-on traveling collection of the innovative devices of yesteryear.

Visiting this cacophonous collection of vintage novelties is like stepping into the mind of a crazed toymaker.

A hidden grotto on the grounds of the Kane County Government Center.

Hidden inside a hotel is a museum of miniature models depicting the traditions and history of Mexico.

Life-size animals and furniture made entirely from cardboard fill this odd paper-themed restaurant.

Incredible miniature towns and buildings created and decorated with thousands of tiny rocks.

A stunning garden filled with fantastical environmental folk art and sculptures.

A detailed model of Mexico City is the star attraction within this interactive exhibit inside an old theater.

An eccentric German artist built this weird and wondrous castle packed with shocking sculptures and alien art.

A student designed this 3D-printed scale replica of the entire university campus.

There are no crying babies in this neck of the woods.

A house and yard adorned with bizarre concrete sculptures in a Milwaukee suburb.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

At a museum of everyday objects, it is the act of collecting that is really on display.

Eccentric concrete mansion and museum designed and built by hand from the inside out.

The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.