1. Eastern State Penitentiary – Philadelphia, Pennsylvania
- Photo Credit: Wikimedia Commons
2. Edinburgh Castle – Edinburgh, Scotland
- Photo Credit: Wikimedia Commons
3. The Myrtles Plantation – St. Francisville, Louisiana
- Photo Credit: Wikimedia Commons
4. Gettysburg Battlefield – Gettysburg, Pennsylvania
After the Battle of Gettysburg, 1863.
Photo Credit: Wikimedia Commons
5. Paris Catacombs – Paris, France
- Photo Credit: Wikimedia Commons
6. Villisca Axe Murder House – Villisca, Iowa
- Photo Credit: Jo Naylor / Flickr
7. The Beechworth Lunatic Asylum – Beechworth, Australia
- Photo Credit: Wikimedia Commons
