Others object to the design of the pavilion by Liam O'Connor, who also created the Armed Forces Memorial in Staffordshire, England, in 2004.

WSJ: Bomber Command Memorial | They Were the Means of Victory | By Richard Holledge

The vibrant design and high-quality craftsmanship have earned them the attention of Vogue Brasil and Brazilian media giant O Globo.

FORBES: Fighting Preconceptions With Style In Rio's Favelas

SimAnt, a game in which players design their own complex ant colonies, is based on the books of Harvard biologist Edward O.

FORBES: Brave New World

It is thought that they form the north-eastern corner of the building, which followed a design described in Henry V as "this wooden O".

BBC: The Bard's 'first theatre' found

If a jack-o'-lantern is not your style, consider carving a lovely design on the side of a pumpkin instead.

CNN: Carving up a spooky Halloween