Parks Canada has provided a virtual doorway to explore Canada's national historic sites. Online tours enable the user to travel to sites where a lasting story is revealed through archaeological resources where little or no other evidence exists. Both virtual and text tours are available. The L’Anse aux Meadows site was founded in the early 11th century by Norse expeditions launched from a Norse colony in southern Greenland . The Norse left traces of eight buildings and about 750 artifacts associated with them.