How Possibly Did Lord Rama's 2600 Km Road Trip to Ayodhya End in 20 Days?

Or did he not even take a road trip?

The question that has taken the historians and mythologists by storm is that ''How did it become possible for Lord Rama to cover a large distance from Lanka to Ayodhya in such a short time-period?''

Well, we are here with the only three possible ways he could've done that...