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Acknowledgements
The authors and publishers acknowledge the following sources of copyright material and are
grateful for the permissions granted. While every effort has been made, it has not always
been possible to identify the sources of all the material used, or to trace all copyright holders.
If any omissions are brought to our notice, we will be happy to include the appropriate
acknowledgements on reprinting.
Thanks to the following for permission to reproduce images:
Cover Photo: ori-artiste/Getty Images
ROBERT BROOK/Getty Images; Michael Dunning/Getty Images; Liyao Xie/Getty Images;
Richard Drury/Getty Images; Aaron Foster/
Getty Images; EyeEm/Getty Images; Tuomas Lehtinen/Getty Images; MirageC/Getty Images;
yuanyuan yan/Getty Images; MirageC/Getty Images; Pongnathee Kluaythong/EyeEm/Getty
Images; Pietro Recchia/EyeEm/
Getty Images; Yagi Studio/Getty Images
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