Best of Eyewitness - architecture

Alec Graydon's scale model of Manhattan, New York. At a scale of about an inch to a hundred feet, the model measures nine feet by 11 feet, but is a work of art rather than an accurate representation. This picture originally appeared in the Guardian on 14 April 2006 Photograph: Sean Smith/Guardian

Visitors to the Guggenheim museum in New York. This picture originally appeared in the Guardian on 25 November 2006 Photograph: Felix Clay/Guardian

The Georges Pompidou Centre in Paris, France. The glass and steel cultural complex, wrapped in coloured pipes, opened on 31 January 1977. This picture originally appeared in the Guardian on 01 February 2007 Photograph: Loic Venance/AFP/Getty Images

The Svalbard Global Seed Vault on the island of Spitsbergen, Norway. The structure is built to withstand manmade and natural disasters in order to protect millions of agriculture seeds. This picture originally appeared in the Guardian on 26 February 2008 Photograph: John McConnico/AP

A model swims in the 150 metre infinity pool on top of the Skypark at the Marina Bay Sands. The 2,561 room casino-resort cost approximately $8 billion (US dollars) to build. This picture originally appeared in the Guardian on 25 June 2010 Photograph: Stephen Morrison/EPA

Couples dance to the Wurlitzer organ in the magnificent Tower Ballroom, which opened in 1899. The dance floor is made up of over 30,000 individual blocks of mahogany, oak and walnut. This picture originally appeared in the Guardian on 20 July 2010 Photograph: Christopher Thomond/Guardian

A visitor takes a ride on a waterslide at the National Aquatics Centre, better known as the Water Cube. The building was originally constructed for the 2008 Olympics and transformed into Asia's largest indoor water park, which opened on the second anniversary of the Beijing games. This picture originally appeared in the Guardian on 09 August 2010 Photograph: How Hwee Young/EPA

Pope Benedict XVI consecrates the Sagrada Familia in Barcelona. Contruction began on Antoni Gaudi's famous basilica in 1882 and it is still incomplete. This picture originally appeared in the Guardian on 8 November 2010 Photograph: Christophe Simon/AFP/Getty Images

Shoppers descending escalators are reflected in the multi-faceted mirrored entrance way to the recently opened Tokyu Plaza Omotesando Harajuku shopping complex. This picture originally appeared in the Guardian on 14 May 2012 Photograph: Jeremy Sutton-Hibbert

The new concourse at King's Cross station as it nears completion. This picture originally appeared in the Guardian on 13 March 2012 Photograph: David Levene/Guardian