Conversation so far:
What was Francisco Pizarro's second expedition to?
Francisco Pizarro stayed to explore the new and often perilous territory off the swampy Colombian coasts.
Why did Francisco Pizarro embark on this expedition?
Francisco Pizarro and his team prepared an expedition for discovery and conquest down the west coast of South America to set out in search of riches in South America.

Question: What did he find on his expedition?
Self-contained rewrite: What did Francisco Pizarro find on his expedition?