Cantering loosely down sand-covered roads sighting down a sine-wave of bonnet, lazy, dusty oppositelock applied at speeds rarely above a brisk trotting pace and the smell: scorched dirt, cooking tarmac, a whiff of hot oil, burning chrome and heat.
Without the discovery of and ability to produce fossil fuels, it is likely that mankind would still be mired in a Medieval form of existence, reliant on burning wood for heat, horses for transportation, and still living largely in the dark after nightfall.