© Istockphoto| Bianco: Ostuni, Puglia 

© Istockphoto|Blu: Chefchauen, Marocco 

© Istockphoto| Nero: Lanzarote, Spagna 

© Istockphoto| Giallo: Izamal, Messico 

© Istockphoto| Rosa: Jaipur, India

© Istockphoto| Verde: Tasiilaq, Groenlandia 

© Istockphoto|Rosso: Bologna

© Istockphoto|Ocra: Roussillon, Francia

© Istockphoto|Caleidoscopio: Pachuca de Soto, Messic

© Istockphoto| A strisce: Costa Nova, Portogallo