Conversation so far:
where was the titanic going when it sank
The RMS Titanic sank in the North Atlantic Ocean, four days into the ship's maiden voyage from Southampton to New York City.
where did the rms titanic sink
The RMS Titanic sank in the North Atlantic Ocean, 400 miles east of Newfoundland.
why did the rms titanic sink
The immediate cause of RMS Titanic's demise was a collision with an iceberg.

Question: did no one see the iceberg
Self-contained rewrite: did no one on the rms titanic see the iceberg