LT London Tramways Zoo Camden Town MacawOriginal vintage travel advertising poster for London's Tramways The Zoo by Tramway to Camden Town featuring stunning artwork depicting two colourful macaw parrots on a branch with pelicans and flamingoes in the water below. London Zoo opened in 1828 and is the world's oldest scientific zoo, located in Regent's Park in northwest London. London County Council Tramways operated from 1899 to 1933 when they became part of the London Passenger Transport