Located in the heart of the historical centre with only 35 bedrooms this hotel acts as a good base to explore the area. Discount rates online. The Hotel Internacional Porto has 35 comfortable guest rooms and is located in the heart of the historical centre of Porto. The hotel is in an 1800s building officially classified as being of great architectural, historical and cultural value. Inaugurated in the early 1900s, the Hotel Internacional has always known how to evolve through time, by wisely combining tradition, history and contemporary facilities.