Car Free Day – Monday September 23 Started Thu Sep 19 Until Mon Sep 23 MTA is celebrating annual World Car Free Day on Monday September 23, 2024. Riders on Local Bus, Light Rail, Metro Subway, MARC, Commuter Bus and Mobility can ride for free! Riders can plan their trip at mta.maryland.gov. Follow us on social media @mtamaryland and on our website for the most up to date travel information. Real-time tracking of bus and train arrival information is available on Transit app.