Why are roofs curved in Greece?

The Greeks improved on this roofing system as time went on. Eventually, they discovered that the flat tiles were more effective when curved upwards slightly on the edges beneath the tegula or curved tile. These raised ends prevented water from seeping beneath the tegula tiles.



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It mainly had to do with construction reasons. Domes in general are one of the first structural forms humans worked with in stone architecture. Spherical domes are used in Greece from appx. 5,800 BC.

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It mainly had to do with construction reasons. Domes in general are one of the first structural forms humans worked with in stone architecture. Spherical domes are used in Greece from appx. 5,800 BC.

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Geodesic domes promote more efficient air circulation and keep temperatures even throughout the structure. This can make them two to four times more energy efficient than traditional homes. These homes also insulate more efficiently due to their unique shape.

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The second story tells that some superstitious people believe that restless souls do not want to fly to heaven but seek to penetrate the earth into houses. That is why Santorini blue roofs are designed to disorient evil spirits, let them think that this is the sky, get confused, and fly away.

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The blue also originated from a cleaning agent called Loulaki. It is a sort of talcum powder. This blue powder was found across every home in Greece. The mixture of Loulaki powder with lime produces the bright blue colour that we often see in Greek homes today.

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