A video posted on the internet by opposition activists shows bodies lined alongside what they said was the Queiq River in the rebel-held Bustan al-Qasr neighborhood of Aleppo.
The Queiq River rises in Turkey and travels through government-held districts of Aleppo before it reaches Bustan al-Qasr.
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Cloudy skies for many this Bank Holiday Sunday.
The brother of British holidaymaker Steven Cook who vanished in Crete 10 years ago has his family are "sure he's alive".
Neurologist and author Dr Oliver Sacks CBE who wrote popular case histories like “The Man Who Mistook His Wife for a Hat", has died aged 82.