Is it hard to find the RER E at the Gare du Nord? Is it within the station itself or do you have to go outside by the metro station? On a map it looks like the metro is across the street from the train station.
Posted by
Green Bay
20032 posts
You will see signs directing you to the underground tunnel to the RER E station.
Posted by
City of Seattle
1764 posts
this link is very helpful - photo essay of the transfer - scroll down for Metro directions.
https://www.about-paris.com/gare-du-nord-to-montparnasse.html