High Quality Content by WIKIPEDIA articles! Royal Leamington Spa, commonly known as Leamington Spa and Leamington or "Leam" to locals, is a spa town in central Warwickshire, England. Formerly known as Leamington Priors, its expansion began following the popularisation of the medicinal qualities of its water by Dr Kerr in 1784, and by Dr Lambe around 1797. During the 19th century, the town experienced one of the most rapid expansions in England.