 Of equal importance are the residential buildings designed and built into boulevards and crescents by the Georgian architects John Wood, the Elder and his son John Wood, the Younger – well-known examples being the Royal Crescent, built around 1770, and The Circus, built around 1760, where each of the three curved segments faces one of the entrances, ensuring that there is always a classical facade facing the entering visitor.Most of Bath's buildings are made from the local, golden-coloured, Bath Stone.The dominant architectural style is Georgian, which evolved from the Palladian revival style that became popular in the early 18th century.