Paleohori Halkidikis is located at the foot of Mount Cholomonta, at an altitude of about 550 meters, overlooking the bay of Mount Athos. At Neposi there is the biggest ancient castle in Halkidiki known as Kastelli.
Kastelli was built in the 5th century AD, with historical accounts pertaining that the area was inhabited since 1500 BC. In its fertile lands, crowds of herbs like oregano, the rose, chamomile, the elder and more, thrive. It is also known for the cultivation of potatoes, beans and cereals.