gyms near me » gyms in Serbia » gyms in Grad Beograd » gyms in Beograd Fitness Center Extreme Gym Fitness Center Get Directions Amenities 4.4 / 5 140 reviews Google Rating Read Reviews Photos15MapHours7d/wkReviews4.4Venizelosova 21, BeogardPhotos (15) Contact & Location Address Venizelosova 21, Beogard Phone +381 11 3391552 Website www.x3mgym.com Opening Hours Sun 10:00–22:00 Mon 07:00–00:00 Tue 07:00–00:00 Wed 07:00–00:00 Thu 07:00–00:00 Fri 07:00–00:00 Sat 10:00–22:00