
Enter a "significant date" during the past 100 years and we'll provide some fascinating information about it. It could be your birthday, your wedding day or similar days for your close family or friends.
Back in 2007, when the London 2012 Olympics logo was announced, the Daily Telegraph invited readers to submit alternative offerings. I responded by knocking up the following:

I was honoured to find that my logo appeared on the short list of submissions published on the Daily Telegraph website – and it's still there in 2012! – Click to see.
On the left we did some nifty calculations for you. If you click mind reading we'll demonstrate that we can also read your mind!