Checked Out at 11 AM, Train from Montparnasse at 9 PM: The Guide to Saving Your Last Day in Paris

Keys to your Airbnb returned at 11 AM, but your train from Montparnasse isn't until 9 PM? Discover the tactical guide to turning 10 hours of waiting and logistical hassle into a perfect final Parisian day, thanks to a private refuge at the Hôtel Mercure Montparnasse Raspail.