Eastern Indonesia, the Great Challenge for Investment" is a book that brings together selected data and informa- tion related to the region's possible development pub- lished by the Ministry for Acceleration of Eastern Indonesia Development. The main objective of this publication is to present facts and information as well as general information relevant to challenges on investment opportunity in each province of Eastern Indonesia. Of course there are flaws in the method and completeness of the information for which purpose the editors sincerely hope for criticism and suggestions to improve the available inlormation.