Cookson St car park site, Blackpool, Lancashire, UK. 12th July, 2015. Sammy Espinoza from Chile at the Sand, Sea & Spray Urban Art Weekend.  Forty leading urban artists from four continents paint Blackpool for the annual Sea, Sand and Spray festival, which is a international weekend event showcasing diverse street art. The attraction in various town centre locations has already created a number of outdoor galleries refreshing existing spaces and creating new pieces.