What are you doing for Halloween this year?
Trick and treating with little ghosts and witches? Drunken house party dressed as a sexy cat?
If this is all sounding a little old, how about spending all hallows eve underground in the world’s largest mass grave…
AirBnb is renting out the catacombs in Paris, which holds six million human skeletons within its walls, to one lucky (depending on your outlook) person for one night, on October 31st.