Lionel Messi fittingly sealed Barcelona's 26th La Liga title on Saturday by coming off the bench to score the goal in a 1-0 win over Levante in front of a jubilant Nou Camp crowd, who celebrated a remarkable eighth league crown in 11 years.
Leaders Juventus moved five points clear at the top of Serie A.
The French striker was substituted half way through Juve's 1-0 win at Udinese after landing badly on his shoulder.
IMAGES from soccer matches played in the EPL, La Liga and Serie A on Tuesday.
Barcelona closed in on the La Liga title after beating 10-man Atletico Madrid 2-0 in Saturday's top-of-the-table showdown at the Nou Camp as late strikes by Luis Suarez and Lionel Messi gave the Catalans an 11-point lead at the top of the table.
Juventus progressed to the Champions League last 16 after a Cristiano Ronaldo goal and a late header from substitute Alvaro Morata gave them a comeback 2-1 home win over Hungarians Ferencvaros on Tuesday.
Napoli ended Juventus's hopes of securing a record seventh Italian Super Cup after snatching a dramatic 6-5 shootout win.
Marcelo Zalayeta scored four minutes from the end of extra-time gave the Italians a 2-0 win and a place in the quarter-finals of the Champions League.
The 41-year-old has made 640 appearances in Serie A, within striking distance of the 647-game record of AC Milan defender Paolo Maldini. Buffon began his career at Parma before moving to the Turin club in 2001.
Napoli's Gonzalo Higuain scored early with an acrobatic volley, his fifth goal in three league games, to set them on the way to a convincing 2-0 win over sluggish AS Roma in Serie A on Saturday.
A goal from Brazilian Maicosuel gave Udinese a surprise 1-0 Italian Cup win over Inter Milan on Thursday while AS Roma also reached the quarter-finals with a 1-0 victory over Sampdoria.
The Juventus striker has rarely managed to demonstrate his real worth on the greatest stages the sport offers.
Chelsea, Bayern Munich, Real Madrid and Juventus consolidated their top-flight leads at the weekend while Paris St Germain proved too strong for Ligue 1 leaders Olympique Marseille.
AC Milan beat a 10-man Inter Milan to stay in the race in \n\nthe Serie A league.\n\n
Italy will even be back to four teams in the Champions League group stage this season -- although that is thanks to a controversial re-formulation of the competition by UEFA rather than a significant improvement in performances by Serie A clubs.
Carlos Tevez ended his Champions League goal drought with both goals to give Juventus a 2-0 win over stubborn debutants Malmo in Group A on Tuesday.
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Juventus striker David Trezeguet put his injury-plagued season behind him as he struck a hat-trick in the Italian champions 4-1 win at Chievo.
A summary of sports events and sports persons, who made news on Wednesday
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Goals from Gonzalo Higuain and Jose Callejon sent Napoli top of Serie A after they beat Atalanta 2-0 on Saturday while an injury-time Mario Balotelli penalty helped AC Milan come from two goals down to snatch a 2-2 draw at Torino.
A brilliant 88th minute strike by Eder helped Italy beat Sweden in a Group E match at the Euro 2016 and seal a last 16 berth.
Mateo Kovacic's late strike avoided embarrassment for Real Madrid as the European champions surrendered a two-goal lead before drawing 3-3 with Legia Warsaw in an enthralling Champions League game played amid an empty stadium on Wednesday.
Diego Costa gave Europa League holders Atletico a dream start against Champions League winners Real by firing them ahead after 49 seconds, knocking down a long pass and smashing the ball into the net from a tight angle.
Photos from the UEFA Champions League matches played across Europe on Wednesday
Carlos Tevez holds out no hope of being part of Argentina's World Cup squad and prefers not to watch their matches on television, the Juventus striker said on Friday.
Images from Champions League matches played across Europe on Tuesday
Barcelona have been drawn to play Pep Guardiola's Bayern Munich in the Champions League semi-finals. The other last-four tie will see Juventus, in their first semi-final since 2003, take on Carlo Ancelotti's Real Madrid, the defending champions.
Just like his father nearly two decades ago, Kasper Schmeichel proved a formidable last line of defence.
A round-up of Saturday's action in Serie A, La Liga and Bundesliga.
The Portuguese forward then fired in the penalty in the sixth minute of stoppage time.
A summary of Wednesday's matches in the UEFA Champions League.
A summary of the results of the football matches played across Europe on Sunday
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Barcelona are on the verge of Champions League elimination after being thrashed 3-0 by Juventus in Turin on Tuesday, and few believe lightning can strike twice.