Toledo metro station, Napoli, Italy by Oscar Tusquets Blanca
Covered in a sea of blue mosaics
Entering the Enchanted Realm by Christian Klepp
50 m (164 ft) long, 10 m (33 ft) wide and 1.8 m (6 ft) high ice cave on the frozen lagoon of the Svínafellsjökull glacier in Skaftafell, Iceland