Astonishing Things, the RA show's title comes from a comment Vincent van Gogh made on seeing Victor Hugo's drawings.

The Penn Singers perform the Broadway musical inspired by Georges Seurat’s A Sunday Afternoon on the Island of La Grande Jatte. Music and lyrics by Stephen Sondheim. Book by James Lapine.

In private, his refuge was drawing. Hugo’s ink and wash visions of imaginary castles, monsters and seascapes are as poetic as his writing. His works inspired Romantic and Symbolist poets, and many ...