Sheffield Degree Show Until 19 July. At the Arts Tower (Floor 15), University of Sheffield. Details 0114 222 0399.
In the Classical Tradition: Francis Johnson Until 28 July. An exhibition at Fairfax House, York. Details 01904 655543.
Lime Week 22-25 October. How to use lime in repair and conservation work - a course at the University of York. Details 01904 433963.