What year had the biggest turnout for both summer and winter games?

The year with the biggest turnout for both the Summer and Winter Olympics was 2008. The Beijing Summer Olympics saw a record attendance, with over 8 million tickets sold and millions of spectators present. The Vancouver Winter Olympics in 2010 also experienced significant turnout, with over 600,000 tickets sold and widespread public engagement. Together, these events marked a high point in Olympic attendance.