People lie in an installation that is part of Tomas Saraceno's Cloud Cities exhibition at Hamburger Bahnhof in Berlin, Germany. (Reuters)

Malaysian students perform during a rehearsal for Malaysia Day celebrations at Independence Square in Kuala Lumpur. The country celebrates the holiday on September 16, to commemorate the formation of the Malaysia federation which was announced on the same date in 1963. (AP)

NATO and Afghan troops attend to casualties during a battle with Taliban insurgents who took over a building near the US embassy in Kabul, Afghanistan. (Reuters)

People walk over a world map in Lisbon, Portugal. (Reuters)

Burnt Euro notes are displayed in the money museum of German Bundesbank in Frankfurt, Germany. (AP)

An employee arranges a plastinated dog specimen between two horse specimens at a workshop of Dalian Hoffen Bio-Technique Co. Ltd. in Dalian, Liaoning province, China. Founded by Sui Hongjin in 2004, Dalian Hoffen Bio-Technique Co. Ltd. produces, preserves and exhibits plastinated biotic specimens of human and animals. (Reuters)

A couple walks past a fence decorated with a painting resembling Mona Lisa in Seoul, South Korea. The fence was installed to conceal an art museum which was under renovation. (Reuters)

A Scottish fan waits for the start of the Scotland-Georgia game at the Rugby World Cup Pool B match at the Rugby Park stadium, Invercargill, New Zealand. (AP)