| − | The Hypogeum is an enormous subterranean structure excavated c. 2500 B.C., using cyclopean rigging to lift huge blocks of coralline limestone. Perhaps originally a sanctuary, it became a necropolis in prehistoric times.<ref>http://whc.unesco.org/en/list/130</ref> | + | The '''Hypogeum''' in [[Malta]] is an enormous subterranean structure excavated c. 2500 B.C., using cyclopean rigging to lift huge blocks of coralline limestone. Perhaps originally a sanctuary, it became a necropolis in prehistoric times.<ref>http://whc.unesco.org/en/list/130</ref> |