Photo highlights of the day

The ladies are enjoying their day at Aintree. Friday is traditionally Ladies day at the three-day meeting of the world famous Grand National Festival where dressing to impress is as much a feature of the occasion as the racing. Photograph: Christopher Furlong/Getty Images

These shoes were made for talking, not walking. Photograph: Pete Byrne/PA

David Cameron admires railway worker Ross McCulloch's t-shirt which shows pictures of the storm damaged railway line at Dawlish railway station. The railway line has re-opened after track near the town was damaged in the winter storms. Photograph: Peter Macdiarmid/Getty Images

Signs of spring: A butterfly is photographed on a daisy at Thames Path in London. Photograph: Bimal Gautam/Barcroft Media

You missed a bit! A bodybuilder stands in a toilet stall as he has toner applied backstage before an amateur competition in the Israeli city of Dimona. Photograph: Finbarr O'Reilly/Reuters

Like a set from a sci-fi movie, this illuminated LED light installation called 'Cornea' is on display in Frankfurt, Germany. Photograph: Imago/Barcroft Media

Farmers feed harvested wheat crops into a thresher at Kunwarpur village near Allahabad in India. Photograph: Rajesh Kumar Singh/AP

A protester is taken away by police officers during a demonstration in front of the Phnom Penh municipal court in Cambodia. Demonstrators demanded the release of 21 detainees who have been jailed since 3 January, when military police opened fire on workers striking over low pay, killing four people. Photograph: Samrang Pring/Reuters

Members of the National Bolivarian Police (PNB) fire at demonstrators during a protest against the government of Venezuela's president Nicolás Maduro at Chacao sector in Caracas, Venezuela. Photograph: Santi Donaire/EPA

It's not just child's play. Prince Harry enjoys exploring a new playground with children from Gainsborough primary school in Newham during an official visit to Queen Elizabeth Olympic Park with the mayor of London, Boris Johnson. It's your turn next, Boris! Photograph: WPA Pool/Getty Images

Eats, shoots and leaves … it's that time again for Tian Tian, the female panda at Edinburgh zoo. Experts have been monitoring Tian Tian as her hormone levels have been showing she will soon enter her brief fertile mating period. Photograph: Jeff J Mitchell/Getty Images

A parkour team practicing in Al-Waha a place close to Al-Sodania area that had been bombed during the last war in Gaza. Photograph: Pacific Press/Corbis

Children play with a ball on the Boa Viagem beach in the northeastern Brazilian state of Recife. Photograph: Paulo Whitaker/Reuters

Kindergarten student at the Enrique Villuendas Primary School, Aaron Ridel, 5, poses in his Power Ranger costume as his school celebrates the 52nd anniversary of the Young Communist League (UJC) and the 53rd anniversary of the Jose Marti Pioneers Organization (OPJM) in Havana. Photograph: Enrique De La Osa/Reuters