Lees batteries are used but if one goes out then the whole circuit goes out
Olympia is in the Peloponnese, the large peninsula forming the southwest of Greece. The ancient site is about 10km east of the regional capital of Pyrgos, surrounded by beautiful, fertile countryside.
Olympus is in Central Greece, on the Greek mainland, the dominant peak of a still-wild mountain area.
1970s had slow economic growth and high inflation; things get more expensive while wages stay the same i. Immediate cause is the Vietnam War - caused deficit spending ii. Longer term cause is all that money being directed to the war was taken away from domestic spending