The Areni-1 cave complex (Armenian: Արենիի քարանձավ) is a multicomponent site, and late Chalcolithic/Early Bronze Age ritual site and settlement, located near the Areni village in southern Armenia along the Arpa River.
In 2008, Armenian PhD student and archeologist Diana Zardaryan of the country’s Institute of Archaeology discovered the earliest known shoe at the site. In January 2011, the earliest known winery in the world was uncovered in the cave. Later, in 2011, the discovery of a straw skirt dating to 3,900 years BCE was reported. In 2009, the oldest humanoid brain was discovered in the cave.