The breathtaking site sits on a wooded hilltop in the city of Walbrzych, in southwestern Poland.
The breathtaking site sits on a wooded hilltop in the city of Walbrzych, in southwestern Poland.
Greek Prime Minister Alexis Tsipras says he felt "shame" over Europe's failure to prevent the tragedies.
The deaths occurred amid a surge of crossings to Greek islands involving migrants and refugees from Syria, Afghanistan and other countries.
The trek across mountains, deserts, seas and forests into Europe is dangerous and exhausting, even for people one-fifth her age.
Cameron says would welcome any further steps to expedite the final stages of the inquiry.
Three adults also died as four vessels went down on the sea crossing from Turkey, over 200 rescued.
The attack on the Army Public School in Peshawar last December killed over 150 students and staffers in one of the worst, brutal terrorist attacks in Pakistan.
The group was also behind the Suruc bombing in July.
More than 700,000 migrants and refugees, mainly fleeing violence in Syria, Iraq and Afghanistan, have braved the dangerous journey to Europe so far this year, the UN said.- AFP
"They have a right to seek asylum without any form of discrimination," said UN aid chief Stephen O'Brien.