You can take a tour of the largest stone circle in the world with our experienced volunteer guides to discover the secrets of Avebury’s past. Learn about the fascinating prehistory of this World Heritage Site and lose yourself in the tranquil landscape. These tours last between 45 minutes and an hour. You can also learn more about the hidden histories in Avebury Manor with a free attic tour. With a knowledgeable volunteer guide, take a peek into some of the rooms that are not regularly open to visitors, and learn more about what we discovered beneath the floorboards. These tours last between 45 minutes and an hour. Please note: attic tours take place in Avebury Manor. Normal admission prices for the Manor will still apply, see entry prices on the website.