This 38-drawer structure claims the superlative title, but it isn't the world's only giant filing cabinet.

A small chapel celebrating the spiritual bond between dogs and humans.

A short nature trail winds through the greatest works of poet Robert Frost.

Tucked away in a corner of a Maine general store there was a museum devoted to an equally beloved and reviled local soft drink.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

These crudely shaped folk giants may be the the second most photographed statues in the U.S.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

A bronze statue on a downtown corner honors Minneapolis's favorite career gal.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

This massive roadside mascot was the first version of the giant to illustrate his butt.

Every president in history is immortalized in bronze in downtown Rapid City.

A fitting attraction for the corn capital of the world.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

A daily replay of the experiment that proved the rotation of the Earth.

Yo, Adrian!

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

A layered tribute to the work of mosaicist Isaiah Zagar.

The world’s first penitentiary, meant to be humane, drove men insane.

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

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

A museum wholly devoted to juvenescence.

The Columbia Road Flower Market is now open every Sunday, rain or shine.