List of places in the Ghost World that are too dangerous to visit

Americas
Year: 1861-1864
 * The Fort Mill Civil War Trenches.

Reason: The resident ghosts that live here attempt to injure and maim outsiders. Year: 1861-1864
 * American Civil War-era America

Reason: The Confederate soldiers are hostile to outsiders.

Asia
Year: 1868-1945
 * WWII-era Japan

Reason: Doesn't allow tourism. Year: ????-present
 * Nicobar and Andaman Islands

Reason: Tribe members are hostile. Year: 1941-1945
 * Omori POW camp

Reason: Not open for tourism for the safety of the deceased prisoners and guards. Year: 221 BC-1912 AD
 * Ancient China

Reason: To protect the residents, who do not have access to medicine and hospitals.

Europe
Year: 1792-1924
 * Kilmainham Jail

Reason: The residents are hostile to humans and outside ghosts.