If At First You Don't Succeed...

If at First You Don't Succeed is a memory in Assassin's Creed II.

Description
After learning of the Templars plan to kill the Doge of Venice, Ezio informs Antonio about this information and they both try to find a way for Ezio to infiltrate the heavily guarded Palazzo Ducale. They go around the Palazzo from every angle to search for a possible way to sneak in. Finally, being at the top of the Basilica di San Marco, Antonio comments that it is impossible for Ezio to go over the gate surronding the roof and that only birds can get in. That being said, Ezio remembers his friend's Flying Machine, the two then depart for Leonardo's workshop.

Outcome
Ezio and Antonio find out that getting in the Palazzo will require the assistance of Leonardo's Flying Machine.