Its rugged stone walls snake across the landscape ... Though it may be abandoned, Ballycarbery Castle remains a captivating symbol of Ireland's rich history. Predjama Castle, built into a sheer ...

The stone wall, which is 1.8 meters tall and 7 meters wide and runs east to west, is believed to have been a boundary that divided the central part of the castle and warriors’ residences.

A 400-year-old stone wall once part of Edo Castle, discovered only last year at what is now the Imperial Palace in Tokyo, is likely the castle’s oldest existing remnant ever unearthed ...