This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

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

This rooftop sign has been confusing Milwaukee-bound airline passengers for decades.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

This legendary "evil" doll has been haunting the citizens of Key West for over 100 years.

The museum chronicling a treasure hunter's dream, fulfilled.

A historic presidential getaway on the continental United States' southernmost island.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

Where a brain, a beauty, a jock, a rebel, and a recluse met one Saturday and changed their lives forever.

A massive sea stack famous for its appearance in The Goonies.

Recognized the world over as the home of the McCallisters in the 1990 movie "Home Alone."

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

A measuring mishap led to these artificial stone ladies losing their stomachs.

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

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

A six-ton, 12-foot-tall concrete prairie dog is touted as the largest in the world.

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

The magic's in the hole!

On the Oregon coast there is a natural hole that seems to be draining the sea.

Two massive rock outcroppings on the Oregon coastline.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

One of the largest pieces of scientific equipment ever carried on a NASA space shuttle sits in a Chicago alley.