Nicknamed The Rock, this island in San Francisco Bay served as a U.S. military prison from 1868 until 1933, when it became a federal prison for notorious and dangerous criminals; it closed in 1963. It remains the site of innumerable strange occurrences -- from hair-raising screams to inexplicable chilly winds to ghostly apparitions. Which prison is it?

This building, erected about 1078 on the northern bank of the Thames River in London, has served as a royal residence, a prison, a home for the crown jewels and a popular museum. Robert Devereux, second earl of Essex, and Anne Boleyn, the infamous second wife of Henry VIII, were both executed here. Which building is it?

This small Pennsylvania town was the site of the bloodiest battle in the American Civil War, lasting over three days in July 1863, and marking a turning point in the war. The battle was fought all over the fields, the cemetery, the houses, the college and the surrounding areas -- thus, the haunted sightings take place throughout the town.

The Salem witch trials in the eastern counties of Massachusetts -- in which people were accused of being witches -- brought normal life in the colony to a near standstill. Over the course of several months, 14 women and five men were hanged, another suspect was pressed to death under heavy stones when he refused to take part in his trial, four people died in jail awaiting their trials and nearly 200 other people were arrested. What year did this miscarriage of justice take place?

The Bermuda Triangle, also called the Devil's Triangle and the Twilight Zone, is a triangle-shaped area that covers about 1,140,000 square kilometers (about 440,000 square miles). As early as the mid-19th century, unexplained disappearances and mysteriously abandoned ships have been reported; the disappearance of aircraft and ships traveling in this area continues into the present. The Bermuda Triangle is in which ocean?

Originally quarried by the Romans, these catacombs were used as a repository for bones during the end of the 18th century, when the city's cemeteries started overflowing. They contain the remnants of over six million skeletons. For a period during World War II (1939-1945), these catacombs served as the headquarters of the country's resistance movement. What European city sits atop this vast network of subterranean tunnels and rooms?

In 1884, rifle heiress Sarah Winchester began construction on a Victorian mansion in San Jose, California, where building continued 24 hours a day, 365 days a year, for 38 years until her death. Winchester believed that continuous building would ward off the ghosts that plagued her since the tragic deaths of her infant daughter and husband. The Winchester Mystery House -- now a popular tourist attraction -- has how many rooms, windows and fireplaces?

The ruins of Machu Picchu, a great ancient city built by the Inca Empire around A.D. 1200, is still a center for spirituality, with shamans and mystics claiming that profound and powerful energies still exist there. In which country is it located?

The most haunted ship in the world, this cruise ship was built in 1936 for the Cunard Line, and served in the British navy during World War II. After the war it returned to service as a cruise liner, and was retired in Long Beach, California, in 1967. Which ship is it?

Aokigahara -- a dense, dark forest at the base of a mountain -- has long been considered to be the most haunted place in Japan, because of its infamy as a popular location for suicide. Which mountain is this unfortunate place adjacent to?