mostly Dan Brown books, yes I've bought and read them all. I like history and fantasy, so for me, Dan Brown books are a perfect marriage of both.

Digital Fortress
Deception Point - my favorite
Angels & Demons
The Da Vinci Code
The Lost Symbol
Inferno
Origin

Also, the secret life of Nicholas Flamel series by Michael Scott. yes Ive bought and read them all:
They are also a perfect marriage of fantasy and history, so I like them.

The Alchemyst
The Magician
The Sorceress
The Necromancer
The Warlock
The Enchantress

Also the Little Prince of course and The Politics of Jesus.