Dalian International Conference Center by Coop Himmelb(l)au, Dalian, China,the building is a twisted mass of steel and concrete, with ridged surfaces that flare outwards like the gills of a bulbous fish.
https://flic.kr/p/kc7AiJ | Marriott Marquis San Diego | Nice hotel by the convention center and by the bay. The plan view of the hotel building is seen on the top right and you can tell that it's not straight. The room felt like a rectangle only until sketching the room - This room was one of the more complex rooms I have sketched to date because of this.
Primer lugar Concurso Parque, Centro de Exposiciones y Convenciones en Buenos Aires / First place "Park, Exhibition and Convention Center" Contest in Buenos Aires), Aequitecto Edgardo Minond (Buenos Aires, Argentina)