Fonti iconografiche
Per la gestione del sito internet si utilizzano fotografie provenienti da diversi archivi d'immagini.
Come immagini esterne sono state utilizzate fotografie della società Fotolia, Shutterstock e Wikipedia.
fotolia.com:
© alain wacquier
© dirk schuster
© Alena Stankevich
© aleksangel
© All Vectors
© Duncan Noakes
© elizalebedewa
© Teema Tretjakov
shutterstock.com:
© Eric Isselee
© Stuart G Porter
© Sekar B
© lexan
© intreprix
© Giuseppe_R
© Eduard Kyslynskyy
© spainter_vfx
© Travel mania
© Quardia
© visdia
© Have a nice day Photo
© Alexander Kirch
© Vitamin444
© Extarz
© solarseven
© Altrendo Images
© K.-U. Haessler
© Philip Steury Photography
© Wellnhofer Designs
© Hirundo
© RonnySchoene
© justoomm
© optimarc
© stockfour
© industryviews
wikipedia.de:
© Torge Anders