Girl, 17, plotted grenade attack at British Museum, court told

There is obviously a case for not letting disturbed seventeen year olds walk around anywhere in central London carrying grenades: Girl, 17, plotted grenade attack on British Museum, court told

A British girl allegedly began to plan terrorist attack against members of the public selected largely at random in the environs of the British Museum in central London. after her Isis militant fiance was killed in Syria

Safaa Boular, now 18, who lived at home with her mother in Vauxhall, south-west London, denies two counts of preparing acts of terrorism. The trial continues.

Her sister has reportedly already admitted planning a knife attack in Westminster with the alleged help of their mother, Mina Dich, 43, the jury was told. The plot followed the girl's failed attempt to marry the Isis member Naweed Hussain.  How safe are antiquities (like the Parthenon Marbles) concentrated in single place in London? How safe are those visiting them in such a place?