The Doctor shows us how "It's bigger on the inside" is supposed to be done.
The Doctor faces it off with Richard E. Grant for the last time.
Amelia's Last Farewell. It's a gut-wrencher.
The Doctor encounters his greatest challenge yet: marriage.
Spoiler: the Doctor doesn't actually kill Hitler.
That time the Doctor raised an army...
The Doctor chases a young girl. Meanwhile, creepy guys in suits terrorise America.