Books like The Three Secret Cities
Matthew Reilly
The Three Secret Cities is 464 pages, about 8 hours 30 minutes at 250 words a minute.
12 books to read next
How long each takes
Past Tense 7.5 h 
Shock Wave 10.5 h 
The Midnight Line 7.6 h 
Rainbow Six 16.5 h 
The Keys of Hell 4.0 h 
The Power-house 2.2 h 
Games of State 9.4 h 
The Terror 14.1 h 
Gone Girl 8.7 h 
Clear and Present Danger 12.6 h 
The Prisoner of Heaven 5.8 h 
The Odessa File 6.1 h Bar height shows length. Estimated at 250 words a minute.