24 hours in pictures

Old Kwaki, Indonesia: A Dani tribesman prepares to attack the Damal tribe during intertribal wars Timika,Papua province Photograph: /guardian.co.uk

Kalofer, Bulgaria: Men perform the traditional Bulgarian Hor" dance in the the river Tundzha during the Epiphany Day celebrations Photograph: Nikolay Doychinov/guardian.co.uk

Harbin, China: A man clears an ice slide of snow as a girl walks along the track at the Harbin International Ice and Snow festival Photograph: Ng Han Guan/guardian.co.uk

Sydeny, Australia: Members of the Brazilian dance group Bale de Rua perform during a photo call on the steps of the Sydney Opera House Photograph: Daniel Munoz/guardian.co.uk

Tokyo, Japan: Grand sumo champion Yokozuna Asashoryu (2nd front) and other sumo wrestlers leave after performing the traditional New Year's rite at Meiji Shrine Photograph: Issei Kato/guardian.co.uk

Dhaka, Bangladesh: Monkeys cuddle together to warm themselves during a cold and foggy morning at Dhaka zoo Photograph: Pavel Rahman/guardian.co.uk

New York, USA: Visitors take in the view of the Empire State Building at Top of the Rock Observation Deck at 30 Rockefeller Plaza Photograph: Mario Tama/guardian.co.uk

St. Louis, USA: A man hurries across street Photograph: Jeff Roberson/guardian.co.uk

Ansan, South Korea: Students lift logs during a winter military camp Photograph: Jo Yong-Hak/guardian.co.uk

Dangxiong, Tibet: Tibetans follow the rituals of Ke Chang Tou on their pilgrimage to Lhasa Photograph: Xin Ning/guardian.co.uk

Bernese Oberland, Switzerland: Rescue workers search in the snow for missing persons at the site of two avalanches in the Diemtig valley Photograph: Lukas Lehmann/guardian.co.uk

Andalucia, Spain: A man stands close to an overturned caron the road between La Ina and Jerez de la Frontera before it was closed due to heavy rain and flooding Photograph: Pedro Armestre/guardian.co.uk

Islamabad, Pakistan: A girl looks on as she lines up with other women to get a ration of rice during a donated food distribution Photograph: Muhammed Muheisen/guardian.co.uk