Notice: Trying to access array offset on value of type bool in monkberry_field_activity_header() (regel 561 van /data/sites/web/hoeilanderbe/subsites/www.hoeilander.be/sites/all/modules/custom/monkberry/monkberry.fields.inc).
Notice: Trying to access array offset on value of type null in monkberry_field_activity_header() (regel 561 van /data/sites/web/hoeilanderbe/subsites/www.hoeilander.be/sites/all/modules/custom/monkberry/monkberry.fields.inc).
Notice: Trying to access array offset on value of type bool in monkberry_field_activity_body() (regel 594 van /data/sites/web/hoeilanderbe/subsites/www.hoeilander.be/sites/all/modules/custom/monkberry/monkberry.fields.inc).
Notice: Trying to access array offset on value of type null in monkberry_field_activity_body() (regel 594 van /data/sites/web/hoeilanderbe/subsites/www.hoeilander.be/sites/all/modules/custom/monkberry/monkberry.fields.inc).
Natuurwandeling. Het Arboretum van Tervuren onder de loep van ontdekkingsreizigers en verzamelaars.
