Creating a view of the UK with just UK postcodes points

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Inspired by Facebook's world-view image of friends & activity I've created a UK view created only using the GB Grid codes for UK postcodes. (You can also see South east only)
 

 

UK Visualised through just postcodes UK Visualised through every bus stop
  Important note: The last three blue images are a result of utilising the OS Meridian 2 vector data. It's slightly more "precise" but the river image in particular is quite stunning. Who knew..
UK Road Networks - Blue=Motorway, Red=A Road White=B Road Britains Rivers
UK A and Motorway Networks Rail Network