Ernst Jünger: Annäherungen. Drogen und Rausch (not transleted to english? I've read it in polish). Great piece of essay.

The Art of War by Sun Tzu - bit sad

2 books by Greg Egan: Distress & Teranesia

The Invention of Nature : Alexander Von Humboldt's New World

DMT: The spirit molecule

One Hundred Years of Solitude by Marquez (WOW)

The book of dead philosophers by Simon Critchley (funny!)

& some more (I have to start noting it down :P)

Currently: The Systems View of the World by Ervin Laszlo