The Schuylkill Expressway in sunny Philadelphia. Car-nage is always plentiful. The driver's drill is a simple one:

1. Enter the expressway from another road or entrance ramp at 70mph.

2. Then use both feet on the brake pedal in an attempt to avoid rearending stalled traffic.

3. When traffic clears, depress go-pedal con brio to make up for lost time.

4. Then use both feet on the brake pedal in an attempt to avoid rearending stalled traffic.

5. Lather, rinse, repeat.