footbridge to plain of jars site 3. xiangkhoang plateau

1953 adventure advisory age archaeological asia beautiful breccia buddhism buddhist burial communist conglomerate developing development granite group hom indochina indochinese iron jars khao kingdom lan lao laos laotian limestone mag megalithic mines muang nation paxathipatai paxaxon peaceful peninsula plain plateau postwar practices prehistoric sandstone sathalanalat southeast stone the tropical unesco xang xiangkhoang