In today’s Daily What?! we share one of our favorite “secrets” of Paris. Hidden in plain sight at the West Pillar of the Eiffel Tower is this industrial chimney, replete with medieval turret! It dates to before the completion of the famous Tour Eiffel built to assist the construction efforts. So next time you’re in Paris, surrounded by throngs of tourists trying to get onto the elevators of the Eiffel Tower, wander towards the Seine River and don’t forget to look up!

Read on for more fun finds at the Eiffel Tower, including a Post Office!

Get in touch with the author @untappedmich. Have a quirky find you want us to publish in the Daily What?!? Contact us at [email protected] or submit to us on Twitter with the hashtag #DailyWhat.