Refurbished gallery gives more space to Modern objects but older artefacts still take pride of place

Institutions are burgeoning in the face of sanctions and currency devaluation

At Tony Salamé’s $100m Aishti Foundation, visitors can see a major show of abstract works or shop in a string of luxury boutiques

Newport Street Gallery’s lofty spaces are devoted to his friend John Hoyland’s abstract canvases

New Mayfair space is part of cultural revival of the area

Studio_Leigh launched last week in a three-storey former Victorian varnish factory in Shoreditch

Detroit Institute of Arts unveils new gallery devoted to the Ancient Middle East

The art in Los Angeles’ new private museum is as titanic as the funding

Artist residency space secured the building freehold and embarked on an ambitious redevelopment programme

Highly anticipated LA museum opens this weekend with star works from its collection, including Kusama's Infinity Room and ten pieces by Jeff Koons

Fundación Mapfre will inaugurate new branch with post-Impressionist show organised with Musée d’Orsay

Museum dedicated to the art of climbing offers sweeping views

Islam is the focus of north-west China’s first contemporary art institution

Collection, which launches on Nakba Day, focuses on personal memories

More than 30 works feature on trail of valleys and lakes

Museum has doubled its exhibition space in historic headquarters in Avignon

Tornabuoni Art will inaugurate sixth space with Lucio Fontana solo show

The British Museum reopens the Waddesdon Bequest Wunderkammer, funded by Lord Rothschild

Asian branch of the Pinacothèque de Paris opens with eye on the box office

German capital’s 1960s urban renewal is explored in new shows

The inaugural exhibition at the new $25m arts complex in northern England focuses on affairs of the heart

Turin-style reforms could take place across Italy as soon as a dozen new directors are appointed

New museums are flourishing in the capital of oil-rich Azerbaijan

Bacteria removed from Villa of the Mysteries frieze during restoration

Visitors can see the architect’s newly restored living quarters for the first time in 160 years

Unknown works appear with more familiar ones but a few key pieces have lost impact they once had in Breuer Building

Adam Weinberg points out his highlights of the building and inaugural show