Herts Young Mariners Base

Hertfordshire's Outdoor Education Centre

Herts Young Mariners Base Outdoor Centre, known as HYMB, has been delivering high quality outdoor education sessions to adults and young people for over 50 years.

We offer the following activities to individuals (aged 8 and over), schools, colleges and youth groups:

Archery~Bell Boating~Bush Craft~Canoeing~Caving~Climbing~Fencing~Kayaking~Orienteering~Raft Building~Sailing~SUP~Windsurfing~Duke of Edinburgh~Camping

        Membership is required for all individual Junior Activities (for ages 8-18).

Click here to join!

Featured Activities

Picture of Family Day

Family Day

  • These days are designed for families (over 8)
  • You can either book for the whole day or the half day activities.
  • Under 18's must be accompanied by an adult family member.
More Info