In 2005, a glass company set up a bullet-proof glass poster case containing $3 million
The 3M Safety Glass Challenge: The $3 Million Bus Stop | Better Marketing
3 Million Dollars Inside A Bulletproof Glass At The Busstop - Science/Technology - Nigeria
Kyle and Jackie O - 3 million dollars inside this glass at a bus stop. Put there by a company advertising bulletproof glass. Whoever can break it, gets to keep it. Cool
Behind bulletproof glass, the 3M Real Challenge advertises $3 million. – My Blog
3M: Security Glass - Creative Criminals
Case Study: Multi-Million Dollar Views - Solar Innovations