01760. City walls, Avila, Spain, begun 1090
- 01760a. Oblique view from exterior,
looking west from tower on north side, toward Quatro Portes, photo 1992,
- 01760b. Distant view of wall
and city, from Quatro Portes, photo 1984, F. Muirhead.
- 01760c. Close oblique view of
north wall looking west from wall tower, photo 1992, F. Muirhead.
- 01760d. Wall from inside, looking
west, photo 1992, F. Muirhead.
- 01760e. Cathedral apse integrated
into city wall, from northeast, photo 1984, F. Muirhead.
url=01760m.html; last rev. = 22 Jan. 98