A visit is a comfortable, air-con alternative to visiting the temples themselves, and a nice educational supplement to the history of Angkor if you visit the park without a tour guide. It's composed of eight separate galleries, all connected by a vaulted corridor with a series of fountains and lined with what seems like all the Angkorian limestone lion and demon heads missing from statues at the temples. After an explanatory film screening called Story behind the legend, you're pointed toward the galleries: