Episodes

• Fortress of The Knights Templar

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  National Geographic explorer and scientist Albert Lin travels to Acre, Israel, in search of the lost fortunes of the mysterious Knights Templar.

• Cities In The Sky

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  National Geographic explorer Albert Lin scales the peaks of Colombia, Jordan and Peru to uncover the mysteries of ancient civilisations.

• El Dorado City of Gold

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  National Geographic explorer and scientist Albert Lin travels to Colombia, South America, to find out the truth behind the legends of El Dorado.

• Ancient Cities of Stone

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  National Geographic explorer Albert Lin takes the plunge to uncover mysteries of the Knights Templar, Stonehenge and a sunken city in the Pacific Ocean.

• Ghost City of The Pacific

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  National Geographic explorer Albert Lin travels to Micronesia, in the heart of the Pacific Ocean, to uncover the ancient island city of Nan Madol.

• Petra's Hidden Origins

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  National Geographic Explorer Albert Lin travels to Petra, Jordan, to discover the origins of the famous city. He finds out that it was built by the Nabataeans, and tracks down evidence of their cities and temples.

• Inca Island In The Sky

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  Inca Island in the Sky: Albert discovers Machu Picchu may have been inspired by an even older civilisation as he uses cutting-edge technology to explore its secrets. (S1, ep 5) RATING: AA

• Stonehenge

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  Albert Lin goes on an epic adventure to uncover the hidden world of the ancient people who may have inspired the construction of Stonehenge.

• Lost Cities With Albert Lin: Ancient Engineering Compilation

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  In the vast, dry, deserts of Jordan, how did an ancient civilization survive? Albert Lin uncovers great feats of water engineering around the world.

• Lost Cities With Albert Lin: Gold Rush Compilation

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  Albert Lin hunts down a Knights Templar treasure hoard in Israel. Then, he travels to Colombia to explore the myth of El Dorado - City of Gold.