![Porto, Portugal. 1st Apr, 2019. People are seen walking at the Garden of Marques. In 2018, Porto entered the list of the 100 most visited cities in the world in a ranking Porto, Portugal. 1st Apr, 2019. People are seen walking at the Garden of Marques. In 2018, Porto entered the list of the 100 most visited cities in the world in a ranking](https://l450v.alamy.com/450v/t2cmtd/porto-portugal-1st-apr-2019-people-are-seen-walking-at-the-garden-of-marques-in-2018-porto-entered-the-list-of-the-100-most-visited-cities-in-the-world-in-a-ranking-by-euro-monitor-international-in-2018-it-is-estimated-that-the-number-of-tourists-reached-almost-3-million-credit-omar-marquessopa-imageszuma-wirealamy-live-news-t2cmtd.jpg)
Porto, Portugal. 1st Apr, 2019. People are seen walking at the Garden of Marques. In 2018, Porto entered the list of the 100 most visited cities in the world in a ranking
![Porto, Portugal. 1st Apr, 2019. People are seen walking at the Garden of Marques. In 2018, Porto entered the list of the 100 most visited cities in the world in a ranking Porto, Portugal. 1st Apr, 2019. People are seen walking at the Garden of Marques. In 2018, Porto entered the list of the 100 most visited cities in the world in a ranking](https://c8.alamy.com/comp/T2CMTD/porto-portugal-1st-apr-2019-people-are-seen-walking-at-the-garden-of-marques-in-2018-porto-entered-the-list-of-the-100-most-visited-cities-in-the-world-in-a-ranking-by-euro-monitor-international-in-2018-it-is-estimated-that-the-number-of-tourists-reached-almost-3-million-credit-omar-marquessopa-imageszuma-wirealamy-live-news-T2CMTD.jpg)
Porto, Portugal. 1st Apr, 2019. People are seen walking at the Garden of Marques. In 2018, Porto entered the list of the 100 most visited cities in the world in a ranking
![Porto, Portugal. 1st Apr, 2019. People are seen exiting from Marques Metro Station. Credit: Omar Marques/SOPA Images/ZUMA Wire/Alamy Live News Stock Photo - Alamy Porto, Portugal. 1st Apr, 2019. People are seen exiting from Marques Metro Station. Credit: Omar Marques/SOPA Images/ZUMA Wire/Alamy Live News Stock Photo - Alamy](https://c8.alamy.com/comp/T2CMT6/porto-portugal-1st-apr-2019-people-are-seen-exiting-from-marques-metro-station-credit-omar-marquessopa-imageszuma-wirealamy-live-news-T2CMT6.jpg)