Books like Reliquary
Douglas Preston, Lincoln Child
Reliquary is 464 pages, about 8 hours 30 minutes at 250 words a minute.
12 books to read next
How long each takes
Glory in Death 5.7 h 
Immortal in Death 6.2 h 
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Ceremony in Death 6.1 h 
Vengeance in Death 6.6 h 
NYPD Red 7.3 h 
Conspiracy in Death 7.0 h 
Reunion in Death 6.9 h 
Rapture in Death 5.9 h 
Holiday in Death 6.3 h 
Leverage in Death 7.5 h 
Secrets in Death 7.6 h Bar height shows length. Estimated at 250 words a minute.