Scenario 1: You've been standing at Chelsea Stadium's gift shop so long, that your group left without you. You need to get back to our hostel in King's Cross. Chelsea Stadium is next to Fulham Broadway station.
Scenario 2:While standing under Big Ben (near Westminster station), you get terribly homesick. You decide to book a flight back home, which leaves from Heathrow Airport terminal 2. Find a metro there.
Which line(s) do you take?
In which direction do you need to take these lines?
Are there any transfers, and if so, at which station(s)?