Contact us

The mixte union for the sustainable development of Gironde estuary (SMIDDEST) manages Cordouan lighthouse (lighthouse keeping, welcoming the public, promotion, preservation of the rocky plateau…).

The SMIDDEST does not directly manage transportation and access.

For information about the visiting conditions (transportation fees, dates and departure times, reservations…):

Contact the company of your choice

For all other questions, please fill out the contact form. We will respond as soon as possible.

​Our offices will be closed from December 17th to January 3rd. We wish you a happy holiday season!

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