Castle Wood, Shooters Hill, Greenwich, SE18 3RT
Nearest train: Eltham, Falconwood
Bus routes: 89, 122, 161, 244, 486, B16
Grade II* listed triangular brick Georgian tower sited in Oxleas Woods. Standing 63ft tall, it offers spectacular panoramic views across the capital. It was built in 1784 by Lady Anne James in memory of her husband Sir William James.