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Landmine legacy: The killing fields still kill

On a recent trip to Southeast Asia, I visited the historic complex of Buddhist and Hindu temples at Angkor, near the city of Siem Reap in northwestern Cambodia. The temples are spread out over 40 square miles; on a two-day look-see, one can do scant justice even to the major ones, such as the 12th-century Angkor Wat, generally considered the greatest masterpiece of Khmer architecture.