By car: Motorway A29, exit Oud-Beijerland. Follow the N217 to Oud-Beijerland. At the second roundabout take exit ?De Bosschen? into the industrial area. Follow the Jan van der Heijdenstraat and take the third road on the right side (just past the Mercedes dealer). This street is called Antonie van Leeuwenhoekstraat. Follow this street until the end, uphill to the carpark.

By public transport: Connexxion bus (line 160, 161, 171, 172) direction Oud-Beijerland, busstop Jan van der Heijdenstraat (industrial area ?De Bosschen?) or Poortwijk. For more information: www.9292ov.nl or phone: 0900-9292.

Busstop Jan van der Heijdenstraat: Near the Mercedes dealer turn into Antonie van Leeuwenhoekstraat. Follow the street until the end, uphill. Turn right and follow the path down to the visitorcentre along the river.

Busstop Poortwijk: Cross the dike and follow the path into the industrial area. Follow the street (Willem Beukelszstraat), turn left into Jan van der Heijdenstraat. At the Mercedes dealer turn right into Antonie van Leeuwenhoekstraat. Follow the street until the end, uphill. Turn right and follow the path down to the visitorcentre along the river.

On foot and bicycle: Take the regional cycleroute network, between connection 18 (Oud-Beijerland) and 19 (Heinenoord/Puttershoek). An informationpanel (?Steqi?) is placed near the path to Klein Profijt.