Primary colors
![Primary colors](https://res.cloudinary.com/nho/image/fetch/q_auto,fl_progressive:semi/w_auto:breakpoints_360_3500_20_10:800/https://nicolas-hoizey.photo/photos/primary-colors/primary-colors.jpg)
Just outside Lisbon's Humberto Delgado Airport, the sky is so blue that they had to compensate with a big red… thing. Be careful, prepare your sunglasses when you land!
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