Nice photo! I got the same few months back in Lugano...It seems to be the result of temperature difference, which change the reflection of some chemical species in the air like CO2 or pollutants....but it is very impressive!
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Nice photo! I got the same few months back in Lugano...It seems to be the result of temperature difference, which change the reflection of some chemical species in the air like CO2 or pollutants....but it is very impressive!