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 a variety of adventurous outdoor activities to anyone aged eight and over and can provide tailored sessions for individuals, schools, colleges and youth groups

 

Don't miss out

Picture of Junior Saturday Adventure Club Climbing

Junior Saturday Adventure Club Climbing

  • HYMB Junior Membership is no longer required
£5.50
More Info

Picture of Junior Saturday Adventure Club Paddlesport

Junior Saturday Adventure Club Paddlesport

  • HYMB Junior Membership is no longer required
£5.50
More Info