The Serie A giants went into the match 4-1 down from the first leg but goals from Edin Dzeko, Daniele De Rossi and Kostas Manolas left them reeling.
Coutinho joined Barca from Premier League side Liverpool in the January transfer window for a fee that could eventually rise to £142million.
"You can imagine Pep [Guardiola] was not happy with the [disallowed goal] but we've scored five goals against Man City and only conceded one".
He joins the Spanish football player Fernando Hierro and the Spanish coach Vicente del Bosque as the first personalities that UNWTO appoints to advance the links between sports and tourism and promote the transformative power of responsible tourism.
Bernardo Silva hit the post before Leroy Sane had a goal disallowed for offside despite James Milner getting the last touch.
It, however, has to deal with the threat of a Lionel Messi-led Barcelona attack, which can exploit the spaces Roma leaves behind while committing men forward.
And, if the Portugal star ends up winning them the prize, a stunning sixth Ballon d'Or should become.
"Manchester City had been considered favourites after they also expressed an interest in the 15-year-old but are understood to have cooled their pursuit in the past week".
"City has the chance to".
Researchers who installed a seismometer near the Nou Camp found that Barca scoring causes earthquakes when fans celebrate. "Probably, yes. We came into the game from a very good run of form, but unfortunately this has cut all our good work".
According to the UN, "responsible tourism" is defined as tourism that "helps maximise the sector's benefits while minimising its potentially negative impact on the environment, cultural heritage and societies across the globe".
What about the Treble, is that something that's come up in the dressing room? Well for one, their great season thus far.