Charcoal sketches highlight they ‘witnessed battles in the amphitheatre’, says park director

Ecce Homo work goes on show at Madrid museum but some critics disagree with new attribution

More than 35,000 works to be documented over 20 years

The design is inspired by a painting currently on view in the artist’s exhibition in Venice

This year's list records a historic low for the number of British billionaires

Mining magnate asked National Gallery of Australia to remove depiction by Aboriginal artist Vincent Namatjira

A geologist claims to have identified the landscape in Leonardo Da Vinci’s famous work as being that of a particular city in northern Italy, but some experts disagree

Nearly 50 workers have signed a petition raising doubts over safety in what is the first ever class action against the Vatican

Sandra Hegedüs, who withdrew funding for the Paris centre, responded to the letter, signed by Chris Dercon among others, in Instagram posts

Roland Rudd is on the lookout for new donors for the London institution

Members of Just Stop Oil tried to smash the case housing the historic document at the British Library

The institution launches competition to find an architectural firm that can transform its Bloomsbury site

Music, poetry, and Renaissance selfies are on the menu and—for two nights only—the Trafalgar Square frontage will be lit up with a dazzling, projection-mapped show on the museum's 200-year history

Restructure of London University college could result in loss of 133 roles across arts departments

Sandra Hegedüs quit the Amis du Palais de Tokyo patrons group, withdrawing her financial support of the Paris institution, after stating that a show on Palestine was misleading

Our round-up of the latest art publications

A new series of books titled Focal Points launches with three volumes of essays and articles by the former curator

The artist Deborah de Robertis says the demonstration highlights art world misogyny

Numerous scholars endorse recently attributed piece depicting Jesus in a crown of thorns

The huge Nordic Modernism collection of a trillion-dollar sovereign wealth fund manager will furnish a new art museum on Norway’s southern coast

The artist's latest work, on show at Gagosian, was created with the help of a Brooklyn gun range

The Vulcan Hotel, which closed in 2012, has been rebuilt on site brick by brick

Historian acknowledged programme as 1969 "hugely influential" despite it being an "entirely European story"

Supreme pontiff praises Corita Kent and Frida Kahlo at women’s prison

The installation Sisters, Saints, Sibyls highlights abuse suffered by the artist’s late sister Barbara

ROCI project was seen in ten countries in the 1980s including the Soviet Union and Cuba

The Wyllieum is part of a new cruise ship visitor centre in Greenock

The memorial by Hywel Brân Pratley is situated in the town of Oakham, UK

Jasleen Kaur and Delaine Le Bas also in the running for Tate’s established contemporary art prize

More than 200 items spanning 40 years will be sold with part of the sale proceeds going to charity