This roadside attraction attracts kids with dinosaurs before blindsiding them with geology.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

An oversized metal construction of Billy Tripp's moods going through life.

A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

In the remote high desert of New Mexico, a strange array of poles beckon fury from above.

Take a stroll through this centuries-old tunnel of enormous moss-hung evergreens, nestled among the grounds of America’s first public sculpture garden.

An award-winning children’s garden enchants visitors at the intersection of natural beauty and fairy tales.

In the 19th century, this canal provided power to mills, machine shops, and other businesses in the area.

A world-class collection of mechanical musical instruments and automata.

This titanic steel chain linking two buildings was installed without permission but instantly beloved.

Every Saturday morning, this microbakery fills up with freshly baked pastries and sourdough breads.

The largest battery in New England sits atop a Massachusetts mountain.

America's post-nuclear-attack chambers of Congress.

An errant donkey ushered in a new era of mining in Nevada.

Thousands of Matchbox cars spanning generations call this New Jersey barn home.

A quirky museum paying tribute to the history of the optical industry.

Carved faces add a touch of magic to this island's impressive oak trees.

The largest tidal whirlpool in the Western Hemisphere.

The spaceship-like theater, which is still in use, was one of the most popular exhibits at the 1964 New York World's Fair.

Home to the world's largest refracting telescope and the birthplace of modern astrophysics.

The Bong-area park police have asked visitors to please, stop stealing the signs.

A former barn converted into a massive train diorama.

Every winter, the wind carves blocks of frozen water into beautiful abstract shapes inside this unusually curved tunnel.

It would take 35 firetrucks to fill this enormous glacial pothole.