The roadshow visits Pitzhanger Manor and Gallery in west London, where treasures include a royal paintbox, a collection of Italian jewellery and a medal awarded to a carrier pigeon.

The roadshow visits Cromford Mills in Derbyshire, where our experts dig up a garden gnome, a 100-year-old bar of chocolate and a Picasso.

The roadshow is at Firstsite in Colchester, where treasures include a spin painting by Damien Hirst, a watch with a racy past and logbooks from the real-life Great Escape.

The Roadshow returns to Pitzhanger Manor and Gallery in west London, where finds include a unique engagement ring, a note written by Oscar Wilde and an Olympic medal from the 1930s.

The roadshow visits Thirlestane Castle in the Scottish Borders, where treasures include a travelling clock, a Louis Vuitton case and medals awarded for the Dambusters raid.

The roadshow returns to Cromford Mills in Derbyshire, where treasures include a collection of rare football shirts, a brooch found in a sock drawer and a quirky bird clock.

The roadshow is at Pitzhanger Manor in London, where finds include a quirky 18th-century children’s book, a collection of vintage trainers and a Battle of Britain flying helmet.

The roadshow visits Thirlestane Castle in the Scottish Borders, where treasures include a silver chalice, a Rod Stewart gold disc and a beautiful snuffbox gifted by a Russian tsar.

The roadshow travels to Beaumaris Castle in north Wales, where finds include a rare ballerina brooch, a first edition of Winnie the Pooh and a sculpture by a Nigerian artist.

The roadshow is at Firstsite in Colchester, where among the gems are trophies from the earliest days of aviation, a copper dish twice rescued from a skip and an antique that sings.

The roadshow travels to Belfast’s Botanic Gardens, where treasures include a valuable silver tea set and an extraordinary pearl necklace with a poignant past.

The roadshow returns to Cromford Mills in Derbyshire, where finds include a rare opal collection, a pair of 300-year-old long johns and an Albert Medal for gallantry.

The roadshow returns to Beaumaris Castle in Anglesey, north Wales, where finds include Fabergé jewels, a Titanic mystery and works by local artist Charles Tunnicliffe.

The roadshow comes from Belfast’s Botanic Gardens, where treasures include a commemorative Titanic teddy and the dress medals of one of the founding members of the SAS.

In a special Christmas edition of the roadshow, we look back over some of the most memorable, valuable and moving items to have appeared recently and ask: what happened next?

The roadshow explores the history of food, with objects that reveal centuries of cooking, from farmhouse fare to royal banquets, and a special appearance from Dame Mary Berry.

The roadshow is at Firstsite contemporary art gallery in Colchester, where finds include a Tiffany brooch, an electric guitar and a vase by renowned studio potter Hans Coper.

The roadshow visits Thirlestane Castle in the Scottish Borders, where treasures include an art nouveau claret jug, a full-size leather tiger and an ice axe signed by famous mountaineers.

The roadshow goes to Belfast’s Botanic Gardens, where Fiona Bruce explores its history. Treasures include early poetry by Seamus Heaney and an item that made motorcycling history.