The team investigates Chillingham Castle in England, and then searches the abandoned depths of Mary King's Close in Scotland.
The team descends into the depths of the Abbey of Lucedio in Italy, and the legendary Nanteos Mansion in Wales.
The team travels to Scotland to investigate the Ragged School of Edinburgh.
The team investigates the sites of brutal murders in and around the Elvey Farm Hotel in England.
The team crosses the Transylvanian Mountains to check out Romania's haunted Citadel Rasnov.
The team investigates a 13th century castle in Slovakia and an 11th century German castle with a history of a headless ghost.
The team explores Frankenstein's castle in Germany.
New Zealand's Larnach Castle is investigated.
England's Woodchester Mansion and St. James Theatre in New Zealand are investigated.
Ireland's Charleville Castle and Samlesbury Hall in England are investigated.
North Wales' Bodelwyddan Castle is investigated.
A castle in Cape Town, South Africa, is probed. Also, the team seeks out a spectral prostitute and strange phenomena attributed to a soldier's grave site.
The team travels to Elizaebeth Bathory's where over 600 girls were tortured and murdered.
The team spends the night in Curtea De Arges Castle which belonged to Vlad the Impaler, the man who became known as Dracula.