BBC Four HD Monday

Michael Portillo travels by rail from Kuranda to Townsville, marvelling at the engineering expertise of a railway line built in the 1890s and braving a crocodile safari

The broadcaster walks through the Cotswolds and describes the joy and solace that nature brings as she takes in the inspiring views of Gloucestershire

Simon Sebag Montefiore charts the rocky course of Rome's rise to become the capital of Western Christendom, and its impact on the lives of its citizens, elites and high priests

Scholar Mary Beard explores the physical world of the Roman Empire, discovering a globalised economy of such scale that evidence of its side-effects can still be seen today

Don Cupitt, one of Britain's leading Christian philosophers, marks 40 years since the broadcasting of his seminal 1984 series, The Sea of Faith

Don Cupitt explores the revolution in ideas that has brought humanity from the secure world view of the Middle Ages, to the modern day crisis of faith

Don Cupitt explores how Darwin and Freud challenged the ideas of special creation by God and Christian orthodoxy

Drama-documentary telling the story of the Roman Empire. As the Roman Empire expanded, so did the diversity of exotic beasts brought back to entertain the Colosseum crowds

Drama-documentary telling the story of the Roman Empire. Emperor Trajan throws his great games of AD 107, and the crowd is treated to a rare spectacle - female gladiators

Street life in ancient Rome, a vast metropolis with little urban planning and sanitation, revealing where the citizens went to hang out, get drunk, gamble, get clean and have sex

Simon Sebag Montefiore charts the rocky course of Rome's rise to become the capital of Western Christendom, and its impact on the lives of its citizens, elites and high priests