Foto per gentile concessione di Massimo Zanichelli e Britta Nord (p. 6, 8, 9, 10, 12, 13), di Mamma Jumbo Shrimp (p. 55), di Federico Cocchetto (p. 68,
69, 70), di Giovanni Tinelli (p. 74, 76, 77).
123RF:
Andrey Esin (terza di copertina).
Shutterstock:
Photobuben (copertina), ollirg (p. 3, 18), ksneider (p. 3, 60), pixelshop (p. 3, 78), Mikadun (p. 5), paul.fournier (p. 10), Christian Nilsen (p. 10),
StevanZZ (p. 14), gabigaasenbeek (p. 17), maudanros (p. 17), imagIN. gr photography (p. 21), MATHILDE.LR (p. 22), kyellow.photo (p. 22, 23), Korpithas (p.
23), Songquan Deng (p. 24), I am Strahor (p. 25), Jaroslav Girovsky (p. 26), Lydia Vero (p. 27), Shlyahov Sergei (p. 29), Kichigin (p. 30), Richard
Peterson (p. 31), gresei (p. 32), Dani Vincek (p. 33), forestpath (p. 34), Simon Booth (p. 34), Adriana Beckova (p. 34), Lepas (p. 35), New Africa (p.
36), Lukas Gojda (p. 37), Dewin ID (p. 39), Hawkee (p. 40), Hawkee (p. 40, 41), Gioappiani (p. 43), Ografica (p. 45), Purrga (p. 46), Vlad Sokolovsky (p.
46), Ernesto Ochoa (p. 46, 47), Mau47 (p. 47), gio.ph.graz (p. 48), Joel Calheiros (p. 50), Melting Gallery (p. 51), NickJulia (p. 52), Daboost (p. 55),
Artsiom P (p. 56), bsd studio (p. 57), propositioix (p. 59), Goinyk Production (p. 60), MisterStock (p. 60), Taiga (p. 62), Oleg Znamenskiy (p. 63),
Tatyana Vyc (p. 64), Guillermo Guerao Serra (p. 67), Yuliia Hurzhos (p. 70), maudanros (p. 73), Nicola Marongiu (p. 81), pixelshop (p. 81, 83), Roberto
Melotti (p. 81), ledmark (p. 82), Sevenseph (p. 83), Alessio Orru (p. 84), Alessio Orru (p. 85), Chris Moody (p. 86), taviphoto (p. 86, 87), fabiano
goreme caddeo (p. 87), BUTENKOV ALEKSEI (p. 88), Valentina Razumova (p. 90), lolloj (p. 91), ISO 160 (p. 91), Robert Schneider (p. 92), Michelle Lee
Photography (p. 93), AmyLv (p. 95), Igor Normann (p. 96), Tverdokhlib (p. 98), JGA (p. 98, 99), MAMEN SP (p. 99), Ilia Nesolenyi (p. 101), Vlas Telino
studio (p. 102), Mike Monahan (p. 105), Dmitry Dohy (p. 106).