Crowds of spectactors on traditional open-topped buses in The Hill public area at Epsom Racecourse for Derby Day, UK

Vintage cars drive through Windrush village on a Veteran Car Club rally day, Gloucestershire, United Kingdom

Vintage Fiat car on a Veteran Car Club rally The Cotswolds, Gloucestershire, United Kingdom

Crowds of spectactors on traditional open-topped buses at Epsom Racecourse for Derby Day, UK

Vintage Bentley convertible sports car being driven in Charlton Park, Wiltshire, UK

Armed Pakistani soldiers in open top vehicle with machine gun in village of Pattika, Pakistan

An open topped double decker bus travelling through the Cornish countryside and passing Bosigran tin mine, Cornwall, England, United Kingdom, Europe

Tourists on an open topped bus pasing an old tin mine near Zennor in Cornwall, England, United Kingdom, Europe

Tourists on an open topped bus at Lands End in cornwall,, United Kingdom

An open topped sports car, Lake District, Cumbria, England, United Kingdom, Europe

A Chinese man hauling good in an open three-wheeled utility truck in rural Hunan Province, China.

Tourists on safari watching a herd of Cape Buffalo (Syncerus caffer) from an open topped Land Rover, Sabi Sand Game Reserve, South Africa

Mercedes Convertible, Oldtimer, in Enns, Upper Austria, Austria