Sydney Opera House - The Concert Hall is always kept at 22.5 degrees Celsius when the Symphony Orchestra plays, to keep instruments in perfect condition.
Walt Disney Concert Hall - The building was a huge heat magnet – melting traffic cones and overheating nearby apartments – until people noticed and had the outer metal sanded down.
The Pantheon - It has the largest unsupported dome in the world and features a mysterious hole at the top called an ‘oculus’.
Stonehenge - The purpose of Stonehenge is still being debated, but it appears to have been an early burial ground.
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