Warplanes from the Saudi-led coalition struck Saturday positions in Yemen as warring parties from the impoverished nation prepared for UN-sponsored Swiss talks, witnesses said.

Air raids targeted central province of Dhamar, as well as air defence positions of allied troops loyal to former president Ali Abdullah Saleh, witnesses said.Saada were also hit.

A wave of intensive overnight air strikes targeted capital and residences of people including Saleh former President of Yemen brother's home, south of Sanaa, witnesses said.

Saudi Arabia launched the air war on March 26, as former President Abedrabbo Mansour Hadi refuge in the southern city of Aden.

Hadi had fled the capital, which the Ansarallah seized unopposed in September, and was rushed to Saudi Arabia as the Huthis closed in on Aden.

Clashes continued Saturday in the port city of Aden, as well as in nearby Daleh, and in the provinces of Shabwa and Abyan, where Saudi backed Rebels have been fighting advancing Ansarallah.

On Friday blast struck the famed ancient quarter of Yemen’s capital before dawn, destroying centuries-old structures that had been considered jewels of traditional Islamic architecture.

On Friday blast struck the famed ancient quarter of Yemen’s capital before dawn, destroying centuries-old structures that had been considered jewels of traditional Islamic architecture.

The intricately crafted tower-houses of Sana’s Old City, adorned with fanciful geometric patterns, are a UNESCO world heritage site.The cultural agency expressed deep dismay over the destruction of at least five of them.