Please arrive at the Human Trail for 9.45am. The walking pace is expected to average 15 minutes/km. For the longer trails we recommend that you bring a light lunch for picnicing. The Human and Gazelle Trails join up before the lunch time refreshment stop (20mins). The four-and-a-half mile Bacteria Trail is suitable for wheelchair users. The other main trails are the Amphibian and Plant Trails. The Bird and Fish Trails are minor un-marshaled trails for the more adventurous. Trails in bold letters will be marshalled. Departure times for the main trails are given below and all are planned to meet at Cheshunt YHA at 4.30pm.