I approximately 24 hours, I'll be stepping off a plane at Heathrow and rushing madly to see some of London before my connecting flight to Vancouver leaves in the early evening. I think I'll probably only have about 3 and a half hours to see London, which I'm sure doesn't give me much time to see very much. With the time constraints, it looks like I'm gonna shell out $100 for the express train that goes from the airport to Paddington Station near central London. From there, I'm really not sure what I'm going to do. It still seems like quite a haul to get to any of the attractions, so I imagine ...