Harbiye Cemil Topuzlu Açıkhava Theatre, the most important concert venue of Istanbul, which has hosted many stars until today, met with its audience between 2-16 September 2022, hosted by Atlantis Yapım. Hosting 15 valuable and talented artists in 15 days, Atlantis Yapım has made its mark on every detail from the front stage to the backstage, as well as hosting special repertoires and surprise stage shows and guests. The first week of the concert series started by Melike Şahin on September 2, Sertab Erener on September 3, Berkay on September 4, Yıldız Tilbe on September 5, Melike Şahin on September 6, Manga on September 7 and September 8 Mabel Matiz completed. On September 9, Athena started the second week, September 10 Yüzyüzeyken Konuşuruz, September 11 Smoke, September 12 MFÖ, September 13 Erkan Oğur & İsmail Hakkı Demircioğlu, September 14 Selda Bağcan and September 15 Adamlar, while the series is drawing to a close, Kenan Doğulu on September 16, Atlantis Yapım made an unforgettable final at the Harbiye Açıkhava Concerts. While Atlantis Yapım hosted approximately 60,000 spectators with its 15 concert series, it was featured in many news in the press.