We cordially would like to thank you all once again for joining our meeting in Cologne, for your talks, posters, your attention regarding our themes, and for sharing your valuable experiences with us in fruitful discussions. The conference provided an excellent and comprehensive overview of all central aspects in the field of deep geological disposal. The interdisciplinary approach with experts from scientific, technical and sociotechnical disciplines represented an ideal platform for a fruitful exchange and new ideas. We were very pleased to welcome 150 participants from 16 countries! Below please find a link to our photo gallery with some impressions for you to enjoy and to share with your colleagues.