Lesson 7-Spring Sowing I More About the Author's hometown It is enclosed by three massive dry-stone walls and a chevaux-de-frise consisting of tall blocks of limestone set vertically into the ground to deter attackers. The fort is about 900 metres from the visitor centre and is approached over rising ground. Wheelchair access is available to the visitor centre, but not to the fort W BT L E To be continued on the next page. BACLesson 7—Spring Sowing W B T L E It is enclosed by three massive dry-stone walls and a "chevaux-de-frise" consisting of tall blocks of limestone set vertically into the ground to deter attackers. The fort is about 900 metres from the visitor centre and is approached over rising ground. Wheelchair access is available to the visitor centre, but not to the fort. To be continued on the next page. I. More About the Author’s Hometown