At http://data.gov.uk the UK government shows off their data to the wider public. The idea is that third parti organizations can place this data in new contexts – build apps, visualizations, simulations etc. and in that way help the data come alive.
This is a pioneer project within the semantic web movement, with some involvement of Sir Tim Berners-Lee, who is a strong advocate for open linked data – which he sees a step to unleashing the full potential of the www.
