original_query: What did George find beneath Montfauçon in the city's sewers?
query: What did George find beneath Montfauçon in the city's sewers in Broken Sword: The Shadow of the Templars?
answer: George found a hidden chamber beneath Montfauçon, where he spied on a group claiming to be successors of the Knights Templar and plotting their rise.  He also discovered clues pointing to Marib in Syria.