BBC Four HD Monday

Summer arrives and grizzly bears fatten up on a sudden wealth of salmon, a caribou calf joins a vast herd on its migration and a male moose finds unlikely ways to impress a female

Artist Lachlan Goudie explores Scottish artistry in the 18th century, examining how the Enlightenment and the classical influence of the continent inspired a new artistic landscape

Magnus Magnusson asks questions on the specialist subjects of venomous reptiles, the history of the Liberal Party since 1877, France in the 17th century, and Tolkien's fiction

Robert Robinson oversees another duel of words and wits as Frank Muir and Arthur Marshall are joined by guests Jane Lapotaire, Robert Burchfield, Ruth Madoc and Melvyn Bragg

The team heads to La Palma in the Canary Islands, where giant new telescopes and cutting-edge science are opening extraordinary new windows on the universe

The Australian soprano talks to Bernard Levin and sings scenes from some of her most celebrated roles, accompanied by the Royal Philharmonic Orchestra. First broadcast in 1973

Tobias Capwell explores how Henry VIII combined German technology with Renaissance artistry in his quest to conform to the image of the perfect knight

Janina Ramirez and Alastair Sooke discover the art and architecture of Barcelona, seeking out the Romanesque frescoes that inspired a young Miró

Summer arrives and grizzly bears fatten up on a sudden wealth of salmon, a caribou calf joins a vast herd on its migration and a male moose finds unlikely ways to impress a female

Janina Ramirez and Alastair Sooke discover the art and architecture of Barcelona, seeking out the Romanesque frescoes that inspired a young Miró