As part of Mary King's Ghost Fest 2009, on Saturday 16 May everyone from paranormal fans to sceptics will be able to log on to www.ghostwatchlive.com and follow expert ghost hunters as they investigate Edinburgh's The Real Mary King's Close. Participants will be able to email the experts and influence their actions, as well as watch the investigation via a live stream, ask questions and hear the experts' historical insights and analysis as they attempt to contact the spirit world. The paranormal team will include medium Ewan Irvine (Full Moon Investigations), psychic artist Alison Reed and Wyrd Investigator Scott Drinkel.

To take part, log on to www.ghostwatchlive.com between 10.30pm and 2.30am Saturday 16 May. There will be a charge of £3.75.