Dedicated to extinct passenger pigeons.

Step into a pastel time capsule where candy is truly dandy.

Instruments, apparatus, and rare books all relating to chemistry and its related sciences.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

This might just be the TARDIS of bookstores.

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

In which a local geological marvel becomes a quaint roadside attraction.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

A rare view of a preserved Victorian science museum.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Mysterious rocks that ring musically when struck.

The unbelievably opulent home built for an infamous newspaperman.

A massive volcanic plug is now a protected area that hosts a number of bird species.

Acres of natural wonders left behind by a socialite-turned-gardener.

After 97 years of constant vigilance from the dome of the Texas State Capitol, the original Goddess of Liberty retired to a life of climate-controlled leisure.

All aboard the world's longest miniature railway.

This little slice of the Netherlands in the Pacific Northwest blooms in a rainbow of color each spring.

A midcentury ranch house hides a literal treasure trove of unique rocks and minerals.

This nature center has one of the largest collections of native raptors in the Pacific Northwest.

Where Nor'easters go to die.

Portlandia is the second-largest copper repoussé statue in the United States.

Tiny horses tethered to antique rings are scattered around the city.