Lots of research about a strange or obscure topic? Check.
Famous or exotic location? Check.
Moderately attractive woman who is a success in her (usually scientific) field? Check.
Guidebook-quality descriptions? Check.
Physically freakish villain with implausible motivation? Check.
Very short chapters? Check.
Mysterious talisman/amulet/puzzle/manuscript/jigsaw puzzle/ piece of jewelry? Check.
By carefully reviewing the legendary Checklist of Seven, a true adept who has risen beyond the status of initiate will see the Truth Revealed. For the rest of you; I’m reading a Dan Brown book. I’d tell you more, but it’s not for innocent ears. This knowledge must be protected and guarded by the few, the select, the chosen, lest it fall into the hands of ordinary mortals, like the highly unlikely CIA director.