These Trypillia mega-sites, dating back to 4000 BCE, now hold the distinction of being the world’s oldest known urban settlements. Among their discoveries were Trypillia mega-sites that spanned over 100 hectares. What are Trypillia Mega-sites? Unlike modern urban centers, these Trypillia mega-sites represent some of the earliest known planned cities. *Neue Zürcher Zeitung* noted that one of these sites was larger than Monaco and could be compared in size to Central Park.