User blog comment:Hyperborean/"The House of Hades" – official expectations blog/@comment-76.99.82.12-20121122201253/@comment-3146930-20121124192124

Well it would take 9 days to reach the bottom, but Percy and Annabeth may not reach the bottom of the pit. Maybe they'll land on one of the top floors and the Doors of Death will be right there waiting for them...maybe.