Rare occasions when you can see an F1 car so clearly

When can you get to see an F1 car so clearly? Well, you can if any of the following occurs:

1. Safety car is out due to an accident or debris is littered on the track
2. Warming up / Warming down lap
3. Car grinding to a halt due to mechanical failure or having slid off the track
4. The exciting (& sometimes messed-up) pit stops