Overlooking the Rio Douro, the northern Portuguese city of Porto has been described as a “must-visit European gem” for summer 2024. The city is famous for its rich history as one of the oldest European centres. In fact, the metropolitan core was proclaimed a World Heritage Site by UNESCO in 1996.

As such, there are plenty of things to do in the city to keep tourists busy.

Experts from italki named Porto their number one “must-visit” European destination for the summer months.

They said: “Porto, Portugal, is crowned Europe’s best hidden gem for action-packed holidaygoers. The city is packed with