Art Exhibitions and museum displays in and around Oxfordshire, August 25-31. Museum of Modern Art (01865 01865 722733/813830): Tues-Sun 11am-6pm, Thurs 11-9, until Oct 8, Enclosed and Enchanted, ten contemporary artists explore various forms of landscape architecture; in the caf, Joanna Usherwood: Surface Tension paintings probing the 'nature' of art, science and industry. Wednesday lunchtime tours throughout August and September, noon. Aug 21-26, video-making course, tel 01865 741682.

Ashmolean Museum (01865 278015: Tues-Sat, 10-5, Sun 2-5. Late night opening: museum open until 8pm with free talks and other events, no need to book, tel 01865 288299 for further details.Exhibitions: until Sept 2, Turner's Oxford; until Sept 10, British Townscapes. Ashmolean Treasures tour every Saturday 11am. Highlighted object of the month::August, The Prioress's Tale Cabinet by Burne Jones and Webb. Special tours: can be arranged for private adult groups, tel for further information. To book a place on gallery talks, activities and tours tel 01865 278015.

Oxford University Museum of Natural History (01865 272950): open daily noon-5pm. Until December, Ruskin and the Oxford University Museum: Ruskin. New permanent dinosaur and dodo exhibition.

Pitt Rivers Museum, Parks Road (01865 270927): open noon-5pm, daily. Until Sept 2001, Transformations: The Art of Recycling. Also the Joachim Schmid Collection at the Pitt Rivers Museum, an artist's intervention and site-specific installation. Until autumn, Collectomania! Coke cans to twizzle sticks.

Christ Church Picture Gallery (01865 276172): Mon-Sat 10.30-1, 2-4.30, Sun 2-4.30. Until Nov 15, Images of Women Old Master drawings including works by Ribera, Ferderico Zucaro, Abrham Bloemaert and Elisabetta Sirani. Admission free on Mondays.

Oxford Gallery, 23 High Street: 10-5 Mon to Sat, until Sept 6, Glass Houses a survey of glass relationships. See review in this week's Weekend, Pages 18 and 19

Darbys Mallam Lewis, 52 New Inn Hall Street, Oxford: until Sept 1, during office hours, an exhibition of photographs by Simon Bentley: from flower portraits to broad and atmospheric landscapes andThe Oxford Times journalist, Helen Peacocke: the glories of food.

Wiseman Gallery, South Parade (01865 515123): until tomorrow, Land and Sea. Printmaking, ceramics and glass.

Electric showroom window, Abingdon: during August, coloured etchings of flowers, trees and landscape, by Morna Rhys.

Oxfordshire Museum, Fletchers House, Woodstock: until Sept 10, About Time. In association with the Ashmolean Museum an exhibition for the new millennium. Children's holiday activities, tel 01993 811456.

Oxfordshire Craft Shop, Chipping Norton (01608 641525): during August, Robin Furlong, furniture designer and maker.

Modern Artists Gallery, Whitchurch-on-Thames: Tue-Sat 10-5.30, some Sundays, tel first, during August, David Armitage; Kathryn Thomas and Helen Williams.

Vale and Downland Museum, Wantage (01235 771447): Tues-Sat 10-4.30, Sun 2.30-5, ongoing, Heritage of the Vale of the White Horse; until Aug 21, A Look Through Rose Coloured Glasses colourful and nostalgic watercolours and drawings by Longworth artist Shirley Hedges.

Compton Verney, near Kineton, Warwickshire: until Aug 28, Art in the Park by Anya Gallaccio and Simon Patterson. 01926 645500.

Cheltenham Art Gallery and Museum: until Sept 23, Hidden by Hedges... Change in the Cotswold Landscape.

Frog and Fiddle, Lower High Street, Cheltenham: until Aug 31, 11-10, Scarecrow monochrome photographs by Marc Buffery.