What shape is the central tower of the Palace of Westminster and also the Central Lobby which is situated beneath it?
Octagons Tetrambus Octangle Regular octagon Octagonal OCTAGON Regular Octogon Ovtagon 8-gon OCTAGONAL Octagon Octogon Rectagon
ovtagon tetrambus octagonal regular octagon octagons rectagon 8 gon regular octogon octogon octangle octagon
octagonal
WikipediaEntity
OCTAGONAL