Question: I'd no idea you knew him.
I didn't know you knew him.

Answer: yes

Question: Even if you don't bother venturing within, the building itself is dramatic and should not be missed.
This building can be appreciated for its dramatic exterior alone.

Answer: yes

Question: He also added the top ten of exotic countries and places he wanted to visit.
He made a list of places in Asia he wanted to go.

Answer:
it is not possible to tell