Four days will not be enough, I murmured, sipping a beer at the Siem Reap Hostel after my first day of exploring . Ticking off what I had covered on an enlarged map printed from “Ancient Angkor” by Michael Freeman, one of the definitive resources on Khmer civilization. Pdf copies of them are available on the net, and is an interesting read if you are into history and culture. Don’t bother buying it before hand, you can pick it up for 5 dollars from any road side seller.