Ergon Ensemble | Athens | December 6

The Ergon Ensemble performs “In Vain,” a composition by Austrian-born, US-based composer Georg Friedrich Haas at the Onassis Cultural Center, known as Stegi, in Athens on Tuesday, December 6. Admission ranges from 12 to 18 euros; special prices for students and groups. The concert is set to start at 8.30 p.m.

Onassis Cultural Center, 107-109 Syngrou, tel 210.900.5800, www.sgt.gr