The pictures used in the front-page and the location sliders are adapted from:
https://www.flickr.com/photos/inathanasiadis/8455976261
https://pixabay.com/en/server-room-datacenter-network-90389/
https://commons.wikimedia.org/wiki/File:Soldering_a_0805.jpg
https://commons.wikimedia.org/wiki/File:Remote_central_locking.jpg
Attributation: „Frauenkirche Blaue Stunde“ von Christian Prade – The Church of Our LadyUploaded by X-Weinzar.
Web page: https://de.wikipedia.org/wiki/Frauenkirche_(Dresden)#/media/File:Frauenkirche_Blaue_Stunde.jpg
Attributation: Stephan Czuratis
Web page: https://en.wikipedia.org/wiki/Zwinger_(Dresden)#/media/File:2006-07-30_Zwinger_dresden2.jpg
Attributation: By Nikater (Own work)
Web page: https://commons.wikimedia.org/wiki/File%3ADresden_bei_Nacht.jpg