Auto / Car Parts / Engines / Tire / Transportation / Vehicles

Jun. 06, 1990 - Tour de Sol The sixth Tour de Sol in Switzerland takes place from June 25 until June 30. All cars that participate the race are operated with sun energy. Our picture shows Heinrich Neufeld of Germany with his bicycle that at the top speed runs with 60 kilometres per hour. (Credit Image: © Keystone Pictures USA/ZUMAPRESS.com)