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Preserving out-of-this-world artifacts

Space archaeologists are initiating discussions regarding how to protect artifacts of historical interest that are not located on Earth, such as the Apollo landing site on the moon. Westwood said that in 1972 — near the end of the Apollo program — the General Conference of the United Nations Educational, Scientific,

Wooden covers ruin Persepolis stairways

Wooden covers set up to protect the stairways of Persepolis have actually caused more damage. Humidity and lack of planning for removal of garbage dumped by visitors at the site have created ideal conditions for growth of various types of fungus, lichen, and plants under the wooden covers, the