The Stock Exchange Palace or Palacio da Bolsa is one of the most-visited historic attractions in Porto, with over 200,000 visitors passing through their doors every year. Even if you’re not a fan of Its heavy neoclassical façade hides quite a few gems inside. The building is the headquarters of Porto’s merchants guild, and was designed with the purpose of showcasing Porto’s commercial prosperity and impressing visiting businessmen. It is located in Praca do Infante, the main square of the Ribeira neighborhood, a World Heritage Site. Construction started in 1842, and...