) You'll be able to see the Piraeus metro station across the street through the elevated walkway (not in use). The bus end to the Airport Bus X96 is simply seen to the highway (right guiding the yellow van). When you have a lot of time just before your ferry https://www.google.com/maps/place/Enjoy+Greece+Tours+%7C+Private+Tours+in+Athens+Greece/@37.957821,23.7282263,17z/data=!3m1!4b1!4m5!3m4!1s0x0:0x9721dc158901fd3b!8m2!3d37.957821!4d23.730415?hl=el