“Its wooden roof was supported by three great cross-beams which rested on squat octagonal pillars running down the centre of the mosque.”

“The space opened up onto a large octagonal room with a firepit, surrounded with cushions.”

“Built on pillars, the octagonal wood-frame gazebo juts out over the slope, extending the outdoor living area.”

“The radar consisted of a large square transmitter array placed alongside an octangular receiving array.”

“It featured an octangular room with five branching hallways of dressing rooms.”

“The majority of the columns at Anarajapoora are of dressed stone, octangular and of extremely graceful proportions.”