3 Queen Victoria St, London
Bloomberg's new building, designed by Norman Foster, incorporates the temple to Mithras discovered in 1954. The Mithraeum will open to the public, free, on 14 November, with an accompanying exhibition of objects found at its original site. Mithraism was a male-only religion popular among Roman soldiers.
To 26 November
Pablo Bronstein Conservatism of the long reign of pseudo-Georgian architecture. Drawings of 20th century buildings in an "ostensibly neo-Georgian style", plus Georgian objects in a domestic setting.
Lincoln's Inn Fields
Until 9 Dec
Adam Nathaniel Furman's colourful classical ceramics. Wish I could afford a "soapaduct".
Dulwich Picture Gallery
Tove Jansson To 28 January
The Finnish writer and illustrator of the Moomin books was also a painter and graphic artist. She lived in an attic studio and spent summers on a tiny island.
Pallant House Chichester
To Feb 4
Spirit of the Mass: David Bomberg's LegacyThe works of David Bomberg, and a parallel exhibition of the artists he taught at the Borough Polytechnic between 1945 and 1953, including Frank Auerbach and Leon Kossoff. Bomberg started his career as a modernist, moving from Vorticism to a more naturalistic approach as a war artist in World War Two.
To 21 January
Soutine’s Portraits: Cooks, Waiters & Bellboys
The Russian-Jewish painter Chaïm Soutine, who was based in Paris, was more famous for painting rotting sides of beef in thick impasto. But he also painted witty and sympathetic portraits of the workers who staffed the capital's restaurants and hotels. The paintings proved popular, and their sale lifted him out of poverty.
Palace Green LibraryDurham
To 25 February
Between Worlds: Folklore and Fairy Tales from Northern Britain
2 December to 18 March
Hell, Heaven and Hope: A Journey through life and the afterlife with Dante
To 28 Feb
Harry Potter: A History of Magic
Divination, potions, creatures, unicorns and more.
University of East Anglia
To 11 February
The Russia Season: Royal Fabergé
Jewellery and objets d'art from the Imperial fabricators. Eggs, flowers, cigarette cases, hardstone animals and a model of the Tatlin Tower (in the grounds).
Living with Gods
2 November to 8 April
The story of the world's religious practices, told through objects. And in 2018 the museum is showcasing Oceanic Art.
Southampton City Art Gallery
To 6 Jan 2018
From Mile End to Mayfair: the East London Group
This talented bunch of painters were taught by Walter Sickert to record the streets of London. Look out for Elwin Hawthorne and Albert Turpin. Works by the Camden Town group will be shown alongside.
And there's still time to catch the monstrous, apocalyptic Art of Ray Harryhausen at Tate Britain, London until 19 Nov.