One man's quest for the ultimate road trip vehicle.

One of the largest trees of its kind in California.

Lemon Grove, California is known for its giant lemon...and mummified bodies.

A couple turned their front yard into an artistic masterpiece.

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

Where the writer penned his famous story about a jumping frog.

One of the oldest reform schools in the United States, home to wayward boys such as Merle Haggard, now abandoned.

These gigantic skeletons tower over visitors and provide insight into the creatures that once ruled over Ireland.

The Grand Lodge of Ireland is one of the oldest in the world, full of fantastical, elaborately themed rooms.

Though they've since been renamed, these two streets hint at Dublin's darker days.

More than 5,000 artifacts donated by the people of the city, plus a room entirely devoted to the band U2.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

Pick up all of the cosmic knick-knacks under the sun or take a creative writing course, all offered in this novelty storefront.

Couple's personal collection of pinball machines turned public pinball museum.

Walking by this fence is like strolling along a portal to various fictional worlds.

Before it was abandoned and left to rust alongside the road, this riverboat starred in a John Wayne movie.

Puzzling...this tree looks like an assemblage of dismembered monkey limbs.

A mesmerizing disco ball-like sculpture along the Sacramento River Walk.

An eccentric home stands out in an otherwise average neighborhood with mosaics, mini topiaries, and kinetic sculpture.

This 19th century train workshop is a treasure trove of railroad history.

The capitol city's oldest existing cemetery.

Where the first "expert riders, willing to risk death daily" for the Pony Express were recruited.

A tiny survivor of the Donner Party disaster.