Ten exhibitions to visit in London during December

My monthly roundup of ten excellent exhibitions to visit during December 2021 while you’re dodging the TV repeats and 15th serving of turkey.The world’s most expensive stamp
Stanley Gibbons, Strand
FREE
(note, closes on 18th December)
The world’s most expensive stamp – nicknamed “the Mona Lisa of the stamp world” – is on display for a few weeks at the London store of its owner, Stanley Gibbons. Stanley Gibbons has created a series of exhibits around the