Yarimburgaz Cave is a cave of significant archaeological and paleontological importance, located within Istanbul Province, Turkey. Yarımburgaz Cave is approximately 20 km west of the city of Istanbul, and about 1.5 km north of Lake Küçükçekmece and south of Sazlıdere Dam. It is situated in a locality known today as Altınşehir, within the neighbor…Yarimburgaz Cave is a cave of significant archaeological and paleontological importance, located within Istanbul Province, Turkey. Yarımburgaz Cave is approximately 20 km west of the city of Istanbul, and about 1.5 km north of Lake Küçükçekmece and south of Sazlıdere Dam. It is situated in a locality known today as Altınşehir, within the neighborhood of Güvercintepe in Başakşehir district.