ans , ▁they ▁left ▁no ▁known ▁evidence ▁of ▁occupation . ▁Some ▁possible ▁C ib oney ▁arch ae ological ▁sites ▁have ▁been ▁found ▁elsewhere ▁in ▁the ▁Bah am as , ▁but ▁the ▁only ▁one ▁subject ed ▁to ▁radi oc ar bon ▁d ating ▁dated ▁to ▁the ▁mid - ▁to ▁late - 1 2 th ▁century , ▁contempor aneous ▁with ▁Luc ay an ▁occupation ▁of ▁the ▁islands . ▁ ▁Christopher ▁Columb us ' s ▁di ario ▁is ▁the ▁only ▁source ▁of ▁first - hand ▁observations ▁of ▁the ▁Luc ay ans . ▁Other ▁information ▁about ▁the ▁custom s ▁of ▁the ▁Luc ay ans ▁has ▁come ▁from ▁arch ae ological ▁investig ations ▁and ▁comparison ▁with ▁what ▁is ▁known ▁of ▁T ain o ▁culture ▁in ▁Cuba ▁and ▁His p ani ola . ▁The ▁Luc ay ans ▁were ▁distinguished ▁from ▁the ▁T ain os ▁of ▁Cuba ▁and ▁His p ani ola ▁in ▁the ▁size ▁of ▁their ▁houses , ▁the ▁organization ▁and ▁location ▁of ▁their ▁villages , ▁the ▁resources ▁they ▁used , ▁and ▁the ▁materials ▁used ▁in ▁their ▁pot tery . ▁ ▁Origin ▁and ▁settlement ▁ ▁S omet ime ▁between ▁ 5 0 0 ▁and ▁ 8 0 0 ▁CE , ▁T ain os ▁began ▁crossing ▁in ▁d ug out ▁can o es ▁from ▁His p ani ola ▁and / or ▁Cuba ▁to ▁the ▁Bah am as . ▁Hyp oth es ized ▁routes ▁for ▁the ▁earliest ▁migr ations ▁have ▁been ▁from ▁His p ani ola ▁to ▁the ▁Ca icos ▁Islands , ▁from ▁His p ani ola ▁or ▁eastern ▁Cuba ▁to