PICTURES

Mayor of London Sadiq Khan has invited Londoners to come together for a candlelit vigil at Trafalgar Square from 6pm on 23 March.

There are just over two weeks left to enter the world's biggest space photography contest.

The Sewol passenger ferry sank off the coast of Jindo island on 16 April 2014 and has now been raised.

An assailant armed with a knife has been shot outside the Houses of Parliament in London, and at least a dozen people have been injured on Westminster Bridge.

Islamic State has lost much territory and many fighters as it comes under attack from the US-backed coalition in Iraq and three separate ground forces in Syria.

Reuters photographer Khaled Abdullah has documented the lives of the children at al-Shawkani Foundation for Orphan Care, who have born the brunt of the country's collapse.

Wreckage of the Sewol ferry, which sank off the South Korean coast on 16 April 2014, is to be raised.

Jesus Christ's tomb has been resurrected – in time for Easter.

The women and their children escaped from an army crackdown in their home country.

Desperate people with dreams of getting rich find they are little more than slaves in a lawless underworld.

A giant dollop of fly-infested cream and a VW camper van were among the five nominees – but who won?

Newroz – also spelled Nowruz – marks the arrival of spring and new year in countries that use the Persian calendar.

Satirical sculptures known as 'ninots' go up in flames at the finale of the Las Fallas festival in Valencia.

World Water Day raises awareness of what society can do to make clean water more accessible.

More than 650 million people, or 10% of the world's population, do not have access to safe water, putting them at risk of infectious diseases and premature death.

A sudden and abnormal warming of Pacific waters off Peru has unleashed the deadliest downpours in decades.

Families trudge through rain and mud as they flee, many desperately hungry and traumatised by living under Isis rule.

Lake Elsinore, Diamond Valley Lake and Chino Hills State Park have all experienced a sudden explosion of wildflowers after dry weather gave way to heavy rain.

The world's largest artificial cave was designed to withstand thousands of tons of explosives and 8-magnitude earthquakes, as well as atomic and hydrogen bombs.

The pygmy hippopotamus, the first born at the zoo in seven years, made its first public appearance.

Some 62 people have died and 12,000 homes have been destroyed across Peru.

The teenager, who has not been publicly named, was arrested in possession of multiple weapons after the attack, police official said.

Civil servants, rural workers and labour unions took part in demonstrations in Sao Paulo, Brasilia and Rio de Janeiro.

Reuters photographer Lucas Jackson documented the aftermath of the fires which caused millions of dollars of damage and killed thousands of livestock.

Snow, sleet and low overnight temperatures raise fears of black ice for morning motorists and pedestrians.

Flâneur in an Ancient Landscape is photographer Tom Hunter's journey covering parts of the medieval Sherwood Forest, through to the East and to the Peak District to the West.

Julia Fullerton-Batten's series of images interprets and duplicates the feelings and actions of each feral child living their experience.

A snowstorm grounded more than 5,000 flights, knocked out power to over 100,000 customers, closed schools and prompted warnings to stay off the roads.

The Mercer's 19th annual Quality of Living survey takes into account a city's infrastructure, transport connections, economic instability, social unrest and growing political upheaval.