Conversation so far:
Where did Ferdinand Magellan leave from?
Ferdinand Magellan's fleet left Spain on 20 September 1519, sailing west across the Atlantic toward South America.
When did Ferdinand Magellan leave?
Ferdinand Magellan's fleet departed on 20 September 1519.
What was the trip like across the Atlantic for Ferdinand Magellan?
After three months of searching, weather conditions forced Ferdinand Magellan's fleet to stop their search to wait out the winter.
What were the weather conditions that Ferdinand Magellan's fleet had to face?
What else can you tell me about Ferdinand Magellan's fleet besides weather conditions forcing the fleet to stop their search to wait out the winter?
Magellan expected a short journey to Asia, perhaps taking as little as three or four days. In fact, the Pacific crossing took three months and twenty days.

Question: did they experience any probelms on their travels?
Self-contained rewrite: Did Ferdinand Magellan experience any problems on his travels?