8 historical and modern opera houses around the world

Opera is a form of theatre that revolves solely around music that combines singing and spoken dialogues. Music is a fundamental art form in which performing arts are incorporated in the form of singers, actors, costumes, etc.

Germany economy lagged behind in GDP, PPP

The World Bank released the annual gross domestic product (GDP) based on the purchasing power parity (PPP) for countries around the world in the international comparison program.

PERI constructed the first 3D-printed public building in Europe

A football clubhouse and public building in Europe have been created using a BOD2 3D construction printer from COBOD. This structure measures 25 meters in length, 15 meters in width, and 10 meters in height, making it the first of its kind to be built using 3D printing technology.

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