Thompson is most famous for dredging the Cenote Sagrado (Sacred Cenote) from 1904 to 1910, where he recovered artifacts of gold, copper and carved jade, as well as the first-ever examples of what were believed to be pre-Columbian Maya cloth and wooden weapons.
Thompson eqal atiwazayan daɣ tarha ən Cenote Sagrado ( Cenote Sacré) wan 1904 har 1910, ɣur grand haratan ən nuraɣ, ən əuiɣre əd tuhunt tətiket, əd widazarnen nehalan nawa aɣel awadəm daɣ taswit tan mayas ən dag Kolombientan əd siknas ən šaɣeran.