A mailbox that saved a nature reserve.

A reservoir of vintage pinball machines and arcade games for the nostalgic and thrill seeking.

Creaky dinosaurs grow in the backroads of Monmouth County, New Jersey.

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

A layered tribute to the work of mosaicist Isaiah Zagar.

Florida castle built with aluminum printing plates.

The world's 2nd or 3rd or 4th busiest seaplane base.

"A hideous albatross in the Hudson River Valley."

The world's largest kaleidoscope, designed by a 1960s psychedelic artist.

A one-of-a-kind collection of a unique medium.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

Divinely-inspired village houses 6,000 dolls, plus strange and lovely outsider art.

A crumbling island fortress that seems to be covered in a field of stone crosses but is simply incomplete.

Whimsical artist house in the New Jersey woods.

A farm in New Jersey grew a most unusual crop for AT&T's testing purposes.

New York City's smallest piece of private property.

A hip bar decorated with walls of golden skulls.

Reverend Jen's unique museum/living room showcases her troll collection.

The phone booths of New York City have all but disappeared, but their remains were once found in this "graveyard," sadly now removed as well.

Try not to get slimed in Tribeca.