Royal National Theatre, South Bank Lambeth, London: described by Prince Charles in 1988 as "a clever way of building a nuclear power station in the middle of London without anyone objecting"! (architecture in the Brutalist style by Denys Lasdun)
The Balfron Tower / Pic: Simon Terrill. The brutalist tower designed by Erno Goldfinger has been used for a series of different artistic endeavors lately, including an overnight production of Macbeth. Go at sunset for unusual views over south east London.
Mid-Century architecture: Pavillion Wehrhafte Schweiz, designed and constructed for the Swiss Army in conjunction with the Swiss National Exhibition in Lausanne, Switzerland, 1964 (by architect Carl Fingerhuth)