![PORTO, PORTUGAL - JULY 15, 2017: Toruists walking on Santa Catarina street. Santa Catarina is a main shopping street of Porto Stock Photo - Alamy PORTO, PORTUGAL - JULY 15, 2017: Toruists walking on Santa Catarina street. Santa Catarina is a main shopping street of Porto Stock Photo - Alamy](https://c8.alamy.com/comp/PRP8FR/porto-portugal-july-15-2017-toruists-walking-on-santa-catarina-street-santa-catarina-is-a-main-shopping-street-of-porto-PRP8FR.jpg)
PORTO, PORTUGAL - JULY 15, 2017: Toruists walking on Santa Catarina street. Santa Catarina is a main shopping street of Porto Stock Photo - Alamy
![Porto reforça poupança energética já a partir deste fim de semana. Edifícios e monumentos desligados duas horas mais cedo – Observador Porto reforça poupança energética já a partir deste fim de semana. Edifícios e monumentos desligados duas horas mais cedo – Observador](https://wm.observador.pt/wm/obs/l/https%3A%2F%2Fbordalo.observador.pt%2Fv2%2Frs%3Afill%3A770%3A403%2Fc%3A2000%3A1126%3Anowe%3A0%3A207%2Fq%3A85%2Fplain%2Fhttps%3A%2F%2Fs3.observador.pt%2Fwp-content%2Fuploads%2F2020%2F11%2F21054039%2F30034329.jpg)
Porto reforça poupança energética já a partir deste fim de semana. Edifícios e monumentos desligados duas horas mais cedo – Observador
![Portugal's busiest pedestrian crossing is retail Street Santa Catarina, in the city of Porto - News Porto. Portugal's busiest pedestrian crossing is retail Street Santa Catarina, in the city of Porto - News Porto.](https://www.porto.pt/_next/image?url=https%3A%2F%2Fmedia.porto.pt%2Foriginal_images%2F2958f76f42b6-mno_rua_santa_catarina.jpg&w=1460&q=85)