Hidden Treasures of the National Trust - Season 4

First aired: 5/15/2026 6 episodes

Another look behind the velvet rope at some of Britain's beautiful and historic houses.

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Episodes

1. A New Agatha Christie Mystery

Aired: 5/15/2026

The homes of two literary giants reveal personal treasures and the real people behind the pages.

2. The Duke, His Wife and Their Lover

Aired: 5/22/2026

Two great country houses reveal stories of extravagant Grand Tours, royal luxury and one of Georgian society's most scandalous relationships.

3. Puffins and Pilgrims

Aired: 5/29/2026

Preserving the legacy of St Cuthbert and a colony of breeding seabirds on the remote Farne Islands. And experts in Wales race to save a fragile Bible that shaped Welsh culture.

4. Collectomania

Aired: 6/5/2026

Caring for the curious collections at two of the National Trust's most unusual houses, from a boy's suit of samurai armour to stuffed birds and a living collection of rare sheep.

5. Bobbins and Hobbit Holes

Aired: 6/12/2026

Exploring workers' lives in the Industrial Revolution: a rare contract of a boy tied to a cotton mill is conserved, and final touches are made to Kinver Edge's rock houses.

6. Top Secret Seedlings

Aired: 6/19/2026

Preserving garden designer Gertrude Jekyll's legacy at one of the National Trust's newest properties, and at Nymans, celebrating the flamboyant set designer Oliver Messel.