Take 60 seconds to do this. You'll laugh.
1. go to <http://www.google.com/>
www.google.com
2. click on "maps"
3. click on "get directions"
4. type "New York" in the first box (the "from" box)
5. type "London" in the second box (the "to" box)
6. Click "Get Directions"
7. scroll down to step #23