Paris Travel Guide - HTML5

 However, crossing Paris can be much faster by RER than by Métro, and within the city of Paris, there is little functional difference between the RER and Métro (there are numerous transfers between the two networks, and a ticket for the Métro is also valid for the RER within the city limits - see below).  There are 16 Métro lines ( lignes ) ( 1 - 14 , 3bis , and 7bis ) on which trains travel all day at intervals of a few minutes 05:00-00:30 (Saturday night/Sunday morning: 01:30), stopping at all stations on the line. Times for trains can be seen on an electronic scrollboard above the platform.  Line 14, which is fully automated, is