Credits – attribution of authorship

Some photos and graphic files are not my property. They were found in open collections on the Internet and have a Creative Commons license. Most of the photos on this site come from my own collections or were shared courtesy of friends. Below I paste a list of photos, along with their source and license, which come from third parties:

Plus of course the photos also come from my (very friendly) friends

• Thanks to Agnieszka J. for the ATM bikes in the post about public transport