Take 60 seconds out of your day to try this.  It’s worth it.

  1. Go to http://maps.google.com/
  2. Click on “Get Directions”
  3. Type “New York, NY” in the “From” Box
  4. Type “London, UK” in the “To” Box
  5. Click on the “Get  Directions” button
  6. Scroll down to see the longest section of the trip