Sergio Perez pushes his Force India car to its limits during Formula One Winter Testing in Bahrain.
Cologne kicked off a week of street festivals with its colourful "Weiberfastnacht" (Women's Carnival).
Despite the symbols of national unity, Thai anti-government protest leader Suthep Thaugsuban (centre) is a polarising figure.
Elsewhere in the Thai capital, police commandos participate in an anti-terrorism exercise.
Buckling up outside Ukraine's parliament in Kiev, although the biggest fears of confrontation now lie further east.
A lonely tribute to those who died in Kiev's Independence Square.
Tension rises in Crimea, Ukraine, as dozens of men seize local government and legislature buildings and raise Russian flags.
A Hindu holy man, one of hundreds in Kathmandu for the Maha Shivaratri festival, smokes marijuana as an offering for Lord Shiva.
An Indian boy dressed as Mahatma Gandhi - but painted entirely in silver - begs for alms from Hindu devotees during the Maha Shivaratri festival on the outskirts of Hyderabad.
Not your average summer camp: in Gaza, thousands of youngsters aged six to 16 can participate in a camp where they receive military and religious training.
A desperate scene at the Yarmouk Palestinian refugee camp near Damascus, taken on 31 January but released on Wednesday.
