Here’s the list of photobooks you can order.
All these books are results from challenges on Instagram, managed by

Bridges have always been fascinating to photographers. Here is why.
ISBN: 978-3844-80434-8
Amazon Germany
Amazon UK
The winning photos of the Bikes Challenge.
ISBN: 978-3842-38085-1
Amazon Germany
Amazon UK
In Instagram Challenge on the Beauty of Doors.
#instahibit No. 1
Documentation of the first Instagram Exhibition in Berlin/Germany.
ISBN: 978-3842-34333-7
Amazon Germany
Amazon UK