Celine Dion to perform in Athens for the first time
The superstar will give a concert at the Olympic Stadium of Athens (OAKA) on July 31
Musicians perform for seals and penguins in Antarctica
Theodosii Spassov is the first solo performer to have played on all continents on the planet
Athens Acropolis Museum offers free open concert under full moon on August 15
The walk-around excavation will be open with tours in English and Greek