The event website says this will be the "first ever Moby Dick [sic] marathon reading," with a reader for each chapter. [Here's hoping they get a good one for The Town-Ho's Story!]
Moby-Dick on the MerseyMay 4-6, 2013
Merseyside Maritime Museum
There's a bit on Melville's Liverpool connection in this post.
[Hat-tip to Wyn Kelley]