It's just an apartment in very cool location. Treadstone guys knew how to work comfortably.
Pont Neuf is worth visiting even without Bourne thing, but if you're there, just remember that he might be watching you from the La Samaritaine's roof, like he was watching Conklin.
The Westing Grand is a luxury hotel, worth to stay if you live a luxury life. Or if you are task chief officer in the CIA, like Pam Landy.
One of the busiest places in Berlin. That's why Bourne made an appointment with Nicky Parsons there, near the watch.
A cute little cafe where Bourne was making a research about a assassinated journalist of the Guardian, still exists and worth visiting for a cup of coffee.