In this article, Jane Clark Chermayeff recalls a trip to Angkor, the UNESCO World Heritage site in northwest Cambodia and home to two archaeological sites being conserved by the World Monuments Fund. Chermayeff shares her experience in Angkor as she and a team of conservators attempted to deal with the challenge of dealing with hordes of visitors each day and importance of communication and interpretation as an aid toward site conservation. Included are five recommendations for facing similar challenges in heritage preservation.