CuriosityStream

6,000 years ago, it was a large, wealthy, and modern metropolis in the Eurasian steppe with over 10,000 inhabitants; from one day to the next, the city mysteriously disappeared.

Awe-inspiring palaces are the legacy that demonstrates the brilliance of Islamic engineers, working centuries before Western Europe began its own engineering revolution.

Without water, civilization is simply not possible; Romans took control of their water supplies very, very seriously; in order to keep the taps on, Roman engineers constructed vast networks of aqueducts, tunnels, sewers, and drains.

Examining how the Vikings' ergonomic, lightweight and speedy longships were built and enabled them to become great sailors and explorers.

The secrets behind Viking weaponry which helped them plunder far-flung lands.

Heading into the lost empires of Turkmenistan.

6,000 years ago, it was a large, wealthy, and modern metropolis in the Eurasian steppe with over 10,000 inhabitants; from one day to the next, the city mysteriously disappeared.

Awe-inspiring palaces are the legacy that demonstrates the brilliance of Islamic engineers, working centuries before Western Europe began its own engineering revolution.

Without water, civilization is simply not possible; Romans took control of their water supplies very, very seriously; in order to keep the taps on, Roman engineers constructed vast networks of aqueducts, tunnels, sewers, and drains.

Examining how the Vikings' ergonomic, lightweight and speedy longships were built and enabled them to become great sailors and explorers.

The secrets behind Viking weaponry which helped them plunder far-flung lands.

Heading into the lost empires of Turkmenistan.

6,000 years ago, it was a large, wealthy, and modern metropolis in the Eurasian steppe with over 10,000 inhabitants; from one day to the next, the city mysteriously disappeared.

Awe-inspiring palaces are the legacy that demonstrates the brilliance of Islamic engineers, working centuries before Western Europe began its own engineering revolution.

Without water, civilization is simply not possible; Romans took control of their water supplies very, very seriously; in order to keep the taps on, Roman engineers constructed vast networks of aqueducts, tunnels, sewers, and drains.

Examining how the Vikings' ergonomic, lightweight and speedy longships were built and enabled them to become great sailors and explorers.

The secrets behind Viking weaponry which helped them plunder far-flung lands.

David Attenborough travels to the Jura Mountains in the Swiss Alps to find out about one of the largest animal societies in the world, where over a billion ants live in peace.

Birds often use islands as remote fortresses where they can safely raise their young; without predators, some birds change their lifestyles and even give up the power of flight.

We continue the eagle's journey as it's forced to survive alone after its mother disappears. Facing rival raptors, daring hunts and alpine extremes, the young bird must find its place in the wild—or risk becoming one of many that don't survive their first year.

Bali, a dream destination for many tourists all around the world, conjures images of dream-like beaches, wild jungles, volcanoes, lush rice terraces, captivating temples, and yoga sessions.