Nestled between scrubland, pine forest, and Mediterranean coves, nature has reclaimed its territory. This tour highlights the site's biodiversity and recounts the gradual reconquest of a former industrial area by local flora and fauna. Advance booking is required; meet at the Visitor Center. The tour, led by a site staff member, runs from May to September. Departures at 10:00 AM and 2:30 PM (duration: 1 hour). Free admission; reservations by phone: +33 4 68 95 23 40.