Facade detail of neo-classical Primate's Palace dating from 1781, now a major opera and ballet venue, Bratislava, Slovakia, Europe

Curci Theatre, Barletta, Barletta-Andria-Trani, Apulia, Italy

Philharmonic Academy of Ljubljana, Ljubljana, Slovenia, Eastern Europe

Royal Opera House, Muscat, Sultanate of Oman, Arabian Peninsula

Odeon of Herodes Atticus, ancient open theater, Acropolis, UNESCO, Athens, Greece

Maraya Theatre, architect Studio Gio Forma, mirrored structure seeming to disappear in AlUla's Ashar Valley, AlUla, Medina Province, Saudi Arabia

Aerial view of the Maraya Theatre, architect Studio Gio Forma, mirrored structure in AlUla's Ashar Valley, AlUla, Medina Province, Saudi Arabia

Laoma Palace Theatre at Xiaogongyuan (Little Park) in Shantou City, Guangdong Province, China

The village performance theatre in Yuyuan Ancient Village, Wuyi County, Jinhua City, Zhejiang Province, China

View of interior of the Harpa Concert Hall and Conference Centre, Reykjavik, Iceland

View of the Harpa Concert Hall and Conference Centre, Reykjavik, Iceland

Ancient theatre at the Asclepieion of Epidaurus, UNESCO, Peloponnese, Greece

Sydney Opera House, Australia

Palacio de Bellas Artes, Mexico City, Mexico

Ancient theatre at the Asclepieion of Epidaurus, UNESCO, Peloponnese, Greece

Interior of Noto Theatre, Noto, CNoto Valley, Sicily, Italy

Garibaldi Theater, Mazara del Vallo, Trapani, Sicily, Italy, Mediterranean, Europe

Matador in the arena performing a Veronica manouvre, bullfight, Barco de Avila, Avila, Castile and Leon, Spain, Europe

Greek Amphitheatre; Taormina, Sicily, Italy