The activities and events programme of the Pembrokeshire Coast National Park for the next week is as follows: Today (Friday, August 12): 10 am, meet the experts at Castell Henllys SN118390. Find out how Iron Age ancestors produced items and how they changed the landscape; 11 am: join costumed tour of Carew Castle SN045037, meeting the household. Recommended ages four-12. Booking essential on 01646 651782; 2 pm: three-mile walk around stunning cliffs and quarries. Start at Abereiddi car park SM 797313. Leader: Philip Lees. Tomorrow (Saturday, August 13): 10 am, Carew Airfield, car-free, care-free roadshow with information on how to access the Pembrokeshire coast and countryside without using a car; 6 pm: three-mile evening stroll between Stack Rocks and Linney Head. Minimum age 11. No dogs. Limited optional transport available from Pembroke/ Pembroke Dock by prior arrangement. Booking essential on 01239 820912. Meet Pembroke Tourist Information Centre, The Commons SM 983014. Leader: Bob Haycock. Monday, August 15 to Thursday, August 18: Experience Iron Age life at Castell Henllys SN 118390. Fun activities for five-11-year-olds; archaeological activities for nine-14 year olds; one- hour sessions. Tel. 01239 891319 for more details. Booking advisable. Monday, August 15: 11 am, join costumed tour of Carew Castle SN045037, meeting the household. Recommended ages 4-12. Booking essential on 01646 651782; 2 pm: three-mile woodland ramble in the magical Gwaun Valley. Optional minibus from Fishguard West Street car park - 'phone 01239 820912 for details. Start Pontfaen car park SN 024339. Leaders: Juliet Hughes and National Park staff. Tuesday, August 16: 1 pm and 2 pm, puppet show, Carew Castle SN045037. Event included in admission fee; 2 pm: three-mile archaeological ramble on St. Davids Head. Start Whitesands car park SM 734242. Leader: Mary Baker. Wednesday, August 17: 9 am, four-mile ramble on Skomer Island. Booking essential on 01239 820912. Start Martins Haven SM 760089. Leader: Annie Haycock; 11 am and 2 pm: discovering woodlands at Castell Henllys SN 118390 with an expert ecologist. Presenter: Peter Brown; 11 am: join costumed tour of Carew Castle SN045037, meeting the household. Recommended ages four-12. Booking essential on 01646 651782. Thursday, August 18: 11 am and 2 pm, Exploring Carew Castle SN 045037 with an expert ecologist. Maximum 15 people per session. Presenter: Peter Brown; 6 pm: crab catching. Learn about crabs and how to catch and care for them. Tackle provided. Booking essential on 01437 720392. At Porth Clais car park SM 741243. Leaders: Ian Meopham and Diane Alwyn. Friday, August 19: 11 am, join costumed tour of Carew Castle SN045037, meeting the household. Recommended ages four-12. Booking essential on 01646 651782; 1 pm, Dale - Black Rock. Seashore scavenge of the rocky shore, with seashore games. Free event. Meet Dale car park SM 812059. Leaders: Kate Lock and National Park staff.