Porto is the second largest city of Portugal, located on the Atlantic Ocean. Porto is famous for its exquisite wines that are known all over the world. Tourists in Porto may taste these wines, which are accompanied by fresh seafood. Porto boasts its beautiful Old Town that is situated within the medieval city walls. Avenida dos Aliados is a long street, well-known for the celebration of significant events, there are parades and festivities accompanying various holidays. Visitors who want to take a rest from the city’s hustle and bustle may take a walk near the river Douro and admire historic tenement houses.