© All Rights Reserved The wonderful Art Nouveau facade of the Pérola do Bolhão delicatessen on Rua Formosa in the heart of Porto.The shop was once a tea shop, hence the Cha on the sign - yes that's where the British get the expression cup of 'cha' from!Related images Cafe behind the Ribeira - Porto River Douro in Porto at Night Igreja de Sao Francisco - Porto Igreja de Sao Francisco - Porto Porto - Palacio do Bolsa and Igreja de Sao Francisco Porto Bridge Glimpse