Rob Roef, buildingSMART Benelux and International Building Domain co-chair, chats to Richard Kelly as they cycle around the fascinating city of Rotterdam. They analyse the architecture and discuss the improvements that openBIM is delivering for the industry, as well as discussing Rob’s civil engineering career and the importance of Polder governance in the Netherlands. Here is a map for anyone who wants to recreate their tour. Groothandelsgebouwen, Calypso, Sonneveld House, Depot Bojimans Van Beuningen, Erasmus Hospital, Euromast, De Ballentent, (SS Rotterdam, Hotel New York, The Rotterdam), the White House, the Red Apple, Markethall, Cube Houses.