1. Todt Battery (Batterie Todt) is a former German World War II coastal artillery battery located in Audinghen, near Cap Gris-Nez in the Nord-Pas de Calais region of France. It was built by the Germans between 1940 and 1944 and was one of the key fortifications of the Atlantic Wall defense system. The battery was equipped with four 380 mm Krupp guns, which were among the largest coastal artillery pieces ever built, capable of firing shells over 55 kilometers.

2. The Todt Battery is now a museum and historical site that is open to the public. The working hours may vary depending on the season, so it is recommended to check their official website or contact them directly for up-to-date information. The phone number for the Todt Battery is +33 3 21 31 40 41.

3. Tickets for the Todt Battery can be purchased on-site at the entrance. The ticket prices may vary depending on age and whether you are part of a group. The battery is easily accessible by car and there is parking available nearby. It is also possible to reach the site by public transportation, such as taking a train to Calais and then a bus or taxi to Audinghen.