A lone man walking along a back street in Porto, Portugal, Europe

vertical travel destinations porto portugal europe outdoors day one person people incidental people 50 54 years mature adult mature men city urban scene street road alley apartment building residential structure jacket walking cobblestone sunglasses cafe table chair 50 55 50 to 55 50 55 years 50 to 55 years 50s person adult adults alleys alleyway alleyways narrow narrow road narrow roads passageway passageways cities urban daytime mature man middle aged man middle aged man middle aged men middle aged men man men male males middle aged middle aged mature adults outdoor outside roads travel destination tourist destination tourist destinations travel urban scenes