The World Heritage property contains seven key component sites, the main site being Aasivissuit. Aasivissuit – Nipsiat is a huge area with traces of different cultures: Saqqaq Culture – c. 2400-500 BC, Greenlandic Dorset c. 800 BC-1 AD, Thule Culture 1250-1700 AD. Modern-day Greenlanders are direct descendants of the Thule culture. There are also traces of early colonization from the 18th Century (the Nepisene settlement was established in 1724).