This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

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

France's most famous cemetery, with some of its most curious tombs.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

A bizarre house filled with an astounding array of collections.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

An elegant Georgian cemetery best known for the grave of the little girl whose murder on Christmas Day remains unsolved.

These ancient ritual mounds are our best window into the culture of the ancient Mississippians.