What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

An enormous park-like oasis, full of famous Chicagoans' graves.

Louisa May Alcott based “Little Women” on her experiences growing up in this house with her sisters.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

A 60-room castle constructed by a horse-racing heir.

Montreal's giant farmer's market is a foodie's best friend, especially in the winter months.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

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

A contemporary fresco movement illustrates the region's rich history.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

These two delightful animal-shaped buildings host a visitor center and wool shop.

Tubing through a cave lit with glowworms is a magical underground experience.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.

The once and future home of New Zealand's famed Pink and White Terraces.

Deadly scalding and one of the largest hot springs in the world.

This shifting North Carolina sand dune is an odd little desert surrounded by oceanic forest life.

One of the best places to see feral Colonial Spanish Mustangs in the United States.

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

This lighthouse was witness to the end of WWII hostilities and now collects creepy cairns.

A sculpture of a salmon swimming through a brick building.

Tucked away near more famous landmarks lies a statue meant to symbolize the confluence and continuing development of human culture.