A bizarre house filled with an astounding array of collections.

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

Ancient snack bar of the Roman Empire re-opened.

Erotic art covers the walls of the largest ancient pleasure palace.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

The world-record holder for the longest bridge stretching continuously over water.

This engineering marvel is the longest bridge in Canada and one of the longest spans in the world.

A museum devoted entirely to hammers has more than 1,400 items on display dating back to the Romans.

Low tide reveals 8,000-year-old rock carvings in Southern Alaska.

A Bronze age settlement on the Greek island of Santorini might have been the inspiration for Plato's Atlantis.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

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

An eccentric inventor's castle home with its own indoor weather system.

The site where Charles Dickens gave his first public reading of "A Christmas Carol" in the US.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

Possibly the most beautiful carillon in the world, set atop Iron Mountain in Florida.

The culprit who accidentally lit this 3,500-year-old tree on fire stated "I can't believe I burned down a tree older than Jesus."

A building so large that it has its own weather.

Thousands of well-dressed mummies below a monastery.

This historic Canadian jail was once the longest operating prison in the country and is now open for people to incarcerate themselves.

Climb the dead electric pylons of Messina.

A volcanic old faithful, Stromboli has been erupting continuously for the last 2000 years.