This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

The oldest operational cathedral in the U.S. has one shell of a way of projecting speakers' voices.

This cathedral dedicated to Louis IX, sainted King of France, holds many secrets.

The world-record holder for the longest bridge stretching continuously over water.

Some believe this tree to be more than 1,500 years old.

Elaborate drama imparts an appreciation for 19th century hardships.

Ever wanted to can Spam?

This small, but beautiful waterfall has attracted visits from artists, composers, and two United States presidents.

New York City's smallest piece of private property.

Inspired by a piece of concrete, these three pyramid-shaped buildings have been beloved Indianapolis landmarks for over 50 years.

What may be America's largest classic video game arcade lurks inconspicuously in a Chicago suburb.

A unique outdoor timepiece at a "clothing-optional" resort.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

The crown jewel of the Queens Museum is a nearly 10,000-square-foot architectural model of the city originally built for the 1964 World's Fair.

A modern addition to the Greenpoint skyline.

Thriving meadows span a rooftop in one of Brooklyn's most heavily industrialized neighborhoods.

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

Abandoned Italianate architecture on the coast of Maine.

The first declared National Monument in the United States.

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

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

A fitting attraction for the corn capital of the world.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

The biggest museum dedicated to insects in North America, one of the largest in the world.