Museums and galleries in Bulgaria’s capital Sofia and other Bulgarian cities are to join the European Night of Museums on Saturday. The youngest museum in Sofia-the Sofia Museum of History will allow visitors to take photos with retro costumes. The National Museum of Bulgarian Literature organizes a literary reading at the Peyo K. Yavorov House Museum. Little known photos of Ivan Vazov’s family album will be displayed at the Ivan Vazov House-Museum. Nikola Vaptsarov House Museum will show the visitors original notebooks of the celebrated Bulgarian poet. The entrance to most museums and galleries on the European Night of Museums is free of charge.