Tesco is offering 2-for-1 vouchers for Alton Towers, Thorpe Park, Chessington and LEGOLAND Windsor on a variety of own-brand products. The vouchers can also be used at a number of other attractions run by Merlin in the UK.

The vouchers can be found on more than 200 Tesco-branded products, including fruit juices, pizza, pasta, chips and kitchen roll. In addition to the four theme parks, they can also be used at Madame Tussauds waxwork museums, Sea Life centres, The Dungeons attractions in London, York, Blackpool and Warwick, Warwick Castle, The Blackpool Tower and the LEGOLAND Discovery Centre in Manchester.

Update (August 6, 2012): While this offer has now disappeared from many Tescos products, it can still be found on certain products in some stores.

To take advantage of the 2-for-1 deal, present the voucher when buying a full-priced adult ticket on the gate at any of the attractions.

Some exclusion dates apply:

• Thorpe Park - October 26 - November 5
• Alton Towers - November 2-4
• Blackpool Tower and Blackpool Dungeon - October 27 - November 4, December 25
• All attractions - December 25

No end date has been given for this offer. If you find that it is no longer available, please let us know using the comment section below.