LONDON.- The UK Pavilion at the World Expo 2010 Shanghai by Thomas Heatherwick Studios, Timberyard Social Housing in Dublin by O'Donnell & Tuomey and the Anchorage Museum in Alaska by David Chipperfield Architects are the three contenders for the Royal Institute of British Architects’ (RIBA) prestigious RIBA Lubetkin Prize for the best international building by an RIBA member.

The RIBA Lubetkin Prize will be presented on the 29 June 2010 at the RIBA in London and is supported by UK Trade and Investment (UKTI). The RIBA International Awards, from which the Lubetkin Prize shortlist is selected, are for practices based outside the UK, building anywhere outside the UK; or for British based practices working outside the EU.

The full list of 12 RIBA International Award winners also announced today is:

•Spanish Pavilion, World Expo 2010, Shanghai China EMBT

• UK Pavilion, World Expo 2010, Shanghai China Thomas Heatherwick Studios

• Herning Museum of Contemporary Art Denmark Steven Holl Architects

• Unilever Headquarters, Hamburg Germany Behnisch Architects

• Timberyard Social Housing, Dublin Ireland O'Donnell & Tuomey

• Bras Basah Mass Rapid Transit Station Singapore WOHA

• The Met, Bangkok Thailand WOHA

• Anchorage Museum at Rasmuson Centre, Alaska USA David Chipperfield Architects

• Kroon Hall, School of Forestry & Environmental Studies Yale University USA Hopkins Architects

• Winspear Opera House, Dallas USA Foster + Partners

• Carrasco International Airport Uruguay Rafael Vinoly Architects

• Villalagos Uruguay Kallosturin