Two towers with basic structures below
Stonework, flying buttress, and stairs down north side
More stonework, battlements, windows, and flying buttress on southeast side
Continuing stairs down west side
Another ledge around larger tower
Doors and 2 stairways leading to very bottom on south side
Observing
More mini-battlements on south, west and north sides -- on ledge above stairs
This shows neat narow holes through top narrow spire of west tower