This category is for walls.
“The Rammas Echor was a great ancient wall surrounding Minas Tirith and enclosing the Pelennor...Rammas Echor
“The Girdle of Melian (also known as Veil of Melian or simply the Veil) was an enchanted barrier...Girdle of Melian
“Three sides of Isengard were guarded by a large wall, known as the Ring of Isengard, which was...Ring of Isengard
“The Deeping Wall was a large solid stone wall at Helm's Deep. Built in the founding of Gondor...Deeping Wall
“Helm's Dike was an ancient trench and rampart that lay in the area surrounding Rohan's fortress...Helm's Dike
“The Walls of Night are the extraordinary walls that surrounded Arda in ancient times, beyond...Walls of Night
“Walls were defensive structures whose primary purpose was to keep enemies out. Walls also had...Walls