The design for an observation tower for the nature reserve ‘De Onlanden’, situated to the South-West of the City of Groningen, The Netherlands, was presented today to Natuurmonumenten (the Dutch Society for the Preservation of Natural Heritage) […]. The observation tower is the result of a study into the optimal application of Ultra High Performance Concrete by a case study team comprising of UNStudio, ABT, BAM Utiliteitsbouw en Haitsma Beton.