User: Write a paragraph to convince someone to visit Porto Portugal.
Assistant: Porto Portugal is an amazing travel destination that is easily accessible by train from the capital of Lisbon.  Porto is coastal town with great beaches and is the primary distributer of port wine that is grown in vineyards from the Douro Valley.  In Porto you can explore the many distributors that age the port wine and take a trip on the Douro River in one of the boats that used to be used to transport port barrels from the vineyards to Porto.  You can also take a day trip by bus to the Douro Valley and visit the many vineyards and sample the port wine.