To celebrate BT's sponsorship of Tate Online (www.tate.org.uk) - one of the largest and most popular arts websites in the world - Guardian Unlimited Travel and BT have teamed up to give away three fantastic holidays for two to the great European arts capitals - Paris, Prague and Copenhagen.

Winners can view the magnificent art collections in galleries such as the Louvre in Paris, the National Gallery in Prague, and the Art Gallery in Copenhagen. Browse at your leisure through the picturesque cities that are home to some of the most famous paintings of all time, by artists such as Picasso, Van Gogh and Renoir.

Each prize will include 2 return flights to one of the three destinations, 7 nights' accommodation in a 4/5* hotel, and entry to galleries in each capital.

For a chance of winning a trip to Prague click here.

For a chance of winning a trip to Paris click here

For a chance of winning a trip to Copenhagen click here

Tate Online is part of an ongoing partnership between Tate and BT, whose sponsorship enables technical support, hosting and on-line broadcasting through the application of cutting edge technology. The site features information on each of the four Tate galleries (Tate Modern, Tate Britain, Tate Liverpool and Tate St. Ives), a database of more than 25,000 works of art from the Tate Collection, and an online shop of Tate merchandise. Tate Online also includes the brand new "Explore Tate Britain" section - an interactive gallery with a wealth of information about the Displays at Tate Britain.Visit Tate Online to find out more...