24 hours in pictures

London, UK: Libyan women celebrate outside the Libyan embassy in Knightsbridge Photograph: Dan Kitwood/Getty Images

Athens, Greece: A riot policeman tries to extinguish a fire after his colleague was set ablaze by a petrol bomb thrown by protesters Photograph: Lefteris Pitarakis/AP

Basildon, UK: Police officers guard the main barricade during the eviction of Travellers at Dale Farm Photograph: Oli Scarff/Getty Images

La Paz, Bolivia: Riot policemen shield themselves from supporters of Bolivia's indigenous people from the Isiboro Secure Territory during clashes near Murillo Square Photograph: Gaston Brito/Reuters

Santiago, Chile: Demonstrators are hit by water cannon during a protest Photograph: Reuters

New Delhi, India: Exiled Tibetans shout slogans during a protest march Photograph: Manish Swarup/AP

Srinagar, India: Jammu Kashmir state policewomen bow their heads in remembrance of fallen colleagues during Police Commemoration Day Photograph: Dar Yasin/AP

Venice, Italy: Paola di Meglio performs as Billie during a dress rehearsal of Wordstar(s) at Teatro Goldoni Photograph: Marco Secchi/Getty Images

Pathum Thani province, Thailand: People use a boat during an evacuation from a flooded area Photograph: Sukree Sukplang/REUTERS

Guadalajara, Mexico: Argentina's team performs during the duet free routine of the synchronised swimming final at the Pan American Games Photograph: Daniel Ochoa de Olza/AP

Stuttgart, Germany: The facade of the new city library Photograph: Michael Latz/AP

Los Angeles. US: Patients receive dental treatment at the CareNow free healthcare clinic Photograph: Jason Redmond/Reuters

Libin, Czech Republic: Gulls fly over Velky Spolsky lake Photograph: Filip Singer/EPA