Sangiran is an archaeological excavation site at the island of Java in Indonesia. The area comprises about 48 km² and is located in Central Java, about 15 kilometers north of Surakarta in the Solo River valley. In 1996 it was accepted as World Heritage by the UNESCO.
In 1934 the anthropologist Gustav Heinrich Ralph von Koenigswald started to examine the area. During excavations in the next years fossils of some of the first known human ancestors, Pithecanthropus erectus ("Java Man", now reclassified as part of the species Homo erectus), were found here. About 60 more human fossils, among them the enigmatic "Meganthropus", have since been found here. In addition, there are considerable numbers of remains of the animals that these primitive humans hunted, and of others that merely shared the habitat.
Sangiran Museum is the archaeological museum located in Kalijambe, Sragen, Central Java province, Indonesia. The museum is adjacent to the area of Sangiran prehistoric fossil sites. Sangiran site has a broad reach 56 km ² covers three subdistricts in Sragen (Gemolong, Kalijambe, and Plupuh) and incoming District Gondangrejo Karanganyar regency. Sangiran site in the Sangiran Dome region, which is part of the depression Solo, at the foot of Mount Lawu (17 km from the city of Solo). Sangiran Museum and archaeological sites, in addition to being an interesting tourist attraction is also the arena of pre-history research on the life of the most important and most comprehensive in Asia, even the world.

In museums and sites can be obtained Sangiran complete information about the patterns of ancient human life in Java, which accounts for the development of science such as anthropology, archeology, geology, paleoanthropology. In this Sangiran site also, for the first time, discovered the fossil mandible Pithecantropus erectus (one species in the taxon Homo erectus) by a German archaeologist, Professor Von Koenigswald.

More interestingly, in the area of Sangiran site also traces the remains were 2 million years to 200,000 years can still be found until now. Relatively intact as well. So the experts can assemble a common thread of a history that never happened at Sangiran in sequence.