"2013-09-15T10:08:39"^^ . "2013-08-05T10:46:13"^^ . "ceremonial mound"@en . . "300386964" . . . "Large mounds of earth or debris that were constructed for ceremonial purposes, usually built by ancient peoples and sometimes with an unknown purpose."@en . "ceremonial mounds"@en . "mounds, ceremonial"@en .