Since 1992 UNESCO has been granting "world image" status to ancient documents that is deems invaluable to human heritage. This program has been trying to find, preserve and catalog valuable documents scattered throughout Vietnam, where time, warfare and other social upheavals have taken their toll on important records To date, UNESCO has designated two types of documents in Vietnam as worthy of "World Image" status.
A must read post for anyone interesting in keeping a hiking journal. The post contains some wonderful creative ideas for capturing information in a variety of styles.