The Celtics will play Real Madrid of the Euroleague in a preseason game on Oct. 8 in Madrid, Spain, the league announced Monday.
Boston now has two preseason games scheduled against Euroleague teams. The first is against Olimpia Milano on Oct. 6 in Milan. The Celtics are also playing a regular season game against the Sacramento Kings on Dec. 3 in Mexico City.
The matchups are a part of the league's Global Games series, which features preseason games between the Los Angeles Clippers and Charlotte Hornets in Shenzhen, China, and the Orlando Magic and Flamengo, a Brazilian professional team, in Rio de Janeiro.
Tickets for the Celtics' game against Real Madrid go on sale July 17.