11. Gurness, an Iron Age broch promontory fort , is situated on the Point of Hellia. 12. Some promontory forts also have ditches. 13. Treryn Dinas is a promontory fort and scheduled monument near Treen, on the Penwith peninsula. 14. These were built also as hill forts depending on the local terrain, or indeed promontory forts . 15. It was an Iron Age ( 800 BC to 43 AD ) promontory fort or quay about. 16. An earthwork just below the crest on the south side of Life Hill may be a promontory fort . 17. There was a promontory fort known as Doonkeeghan ( D�n Chaoch�in ) which probably dated from the Bronze Age. 18. British promontory forts were constructed during the medieval eras but in the same period cliff castles fell into disuse. 19. The two lists of prehistoric sites include hill forts, promontory forts on both coastal headlands and inland locations. 20. There are "'Promontory Forts "'either side of Float Bay ( click on photo below)
