A large and cozy market at shopping center De Struytse Hoeck in Hellevoetsluis. The market offers a wide and varied range of products, including clothing, flowers, fresh vegetables, cheese, nuts, fish, and many other nice and delicious items. Every Saturday from 8:00 a.m. to 4:00 p.m.

A lively market in the centre of Rockanje, offering a wide range of products such as clothing, fresh vegetables and various other items. Every Friday from 09:00 to 15:00.

Join an exciting expedition along the Maasvlakte beach and search for special fossils and traces of prehistoric life under the guidance of an experienced fossil hunter. Perhaps you will find a mammoth bone, a fossilised tooth or another fascinating discovery! The fossil expedition takes place on various days throughout the year. Visit the Portlantis website for current dates, more information and ticket reservations.

Kick off the year fresh with the New Year's Dive in Hellevoetsluis! On January 1, 2027, participants will once again dive into the Haringvliet together to start the new year full of energy. The dive takes place at Quackstrand, near Boelies aan de Oever, and is open to everyone. Join in or enjoy the festivities from the shore, with warm drinks and a lively start to the year.