Tickets to see Portugal's star Cristiano Ronaldo train with the national team during an open session on Friday at their Euro 2024 base in Westphalia are being sold for up to 800 euros ($858.32). Ronaldo, the top scorer in men's international football with 128 goals in 204 official games, is set to participate in his sixth European Championship, having reached the final in his debut in 2004 and securing victory in 2016. The 39-year-old has been playing in Saudi Arabia since his transfer in 2023. The 6,000 free tickets for the upcoming training session were quickly claimed within minutes of release, and some are now listed in small ads for several hundred euros. On the German kleinanzeigen website, some tickets are priced at 400 euros, while others reach 800 euros. Portugal will commence their campaign against the Czech Republic on June 18, followed by matches against Turkey and Georgia.