The Panasonic World Solar Challenge is currently crossing Belgium . `` Everyone gets on with everyone else , and helps out if anyone has problems . ` Race involves cars powered exclusively by solar energy . 18 teams from 47 countries cover up to 147 kilometers per hour in 8 days . Solar-powered cars reach speeds of 3000 kms .
The Panasonic World Solar Challenge is currently crossing Belgium . Race involves cars powered exclusively by solar energy . 18 teams from 47 countries cover up to 147 kilometers per hour in 8 days . Solar-powered cars reach speeds of 3000 kms .