This is a neat experiment you can try yourselves. It's not so difficult you just need a candle, a needle and two glasses

A group of enthusiasts decided to break the world record and make the world's largest champagne fountain. The hight of the fountain is 7 meters it weighs 9 tons and it consists of 43,000 champagnes glasses.It's interest that the bottom glasses don't get crushed under all this mass. via livejournal

A cool video showing how to make your own spy glasses under $40.

Funny video where a guy cleans his glasses at the wrong time.