An iconic skyscraper in Khartoum goes up in flames as conflict rages in Sudan.

The Greater Nile Oil Company Tower in Khartoum is just one of several buildings on fire in the Sudanese capital. Photo: AFP

Flames The Sudanese capital was captured on Sunday and paramilitary forces attacked the army headquarters for the second day in a row, eyewitnesses said, as fighting continued for a sixth month.

Clashes of various types are now taking place around the army headquarters weapons,» said witnesses in the capital, while others reported fighting in the town of El Obeid, 350 kilometers (about 220 miles) to the south.

Fighting between regular army and paramilitary rapid support forces (RSF) became active on Saturday, setting fire to several key buildings in central Khartoum.

Footage of flames consuming Khartoum landmarks, including the Greater Nile Petroleum Tower, a conical glass-fronted building that has become the city's emblem, was widely shared online.

Social media users mourned Khartoum. , a shell of its former self, in messages showing buildings — their windows smashed, walls charred or riddled with bullets — continuing to smolder.

Many buildings in Khartoum are set on fire, and residents mourn the capital. Photo: AFP

Since war broke out between army chief Abdel Fattah al-Burhan and his former deputy, RSF commander Mohamed Hamdan Daglo, on April 15, some 7,500 people have been conservatively estimated by Armed Conflict Location & Event Data Project

It has displaced more than five million people, including 2.8 million who fled relentless airstrikes, artillery fire and street fighting in densely populated areas of Khartoum.

Millions left in the city woke up on Sunday . see plumes of smoke obscuring the horizon as the sounds of bombs and gunfire ripped through the capital.

«We hear huge explosions,» witnesses from the Mayo district in southern Khartoum, where the army is based, told AFP. came under artillery fire at RSF bases.

At least 51 people were killed last week in airstrikes on a market in Mayo, in one of the deadliest single attacks of the war, according to the United Nations.

p> p>

Violence was most concentrated in Khartoum and the western Darfur region, where ethnically motivated attacks by the RSF and allied militias prompted the International Criminal Court to reopen an investigation into possible war crimes.

Fighting also occurred in southern Kordofan region, where witnesses again reported artillery exchanges between the army and RSF in the town of El Obeid on Sunday.