Examining once-powerful and populous cities that are now classed as ruins.

A look at cities and towns that combine the ancient and the modern, including Kotor, Macau, Cappadocia, Hoi An, Granada, Regensburg, Luang Prabang and Krumlov.

A look at groundbreaking buildings in New York, Dubai, Udaipur, Transylvania, Beijing, St Petersburg and Sydney that have become statements of status, power, character and grandeur.

A look at spectacular and pioneering bridges in New York, Sydney, London, Prague, Mandalay and San Francisco.

A look at the planet's most spectacular monuments and landmarks, taking in ones in Beijing, Paris, Wiltshire, New York, Rome, Rio De Janeiro, Himeji and Washington DC.

Exploring spectacular sacred sites around the world, including testaments to faith Egypt, Kathmandu, Istanbul, Barcelona, India, Meteora, Bhutan and Melk. Last in the series.