Martin Rogge, founder and owner of Flatland Gallery (Amsterdam, The Netherlands) is quitting his Gallery on Lijnbaansgracht from 1 August. This will be celebrated with a last exhibition entitled: The private photography collection/the existence of colour blue’.It is a group exhibition with the following artists: Adam Jeppesen, Carlos and Jason Sanchez, David Hockney, Hans op de Beeck, Jeroen Robert Kramer, Jocelyn Lee, Martin Usborne, Ruud van Empel. This unique exhibition starts on 11 March, and ends on 13 May 2023.