Tag «PLivjPDlt6ApTqKN6DbR-GOM5omen0Xm2a»

The Ancient City of Sela | Lost Cities With Albert Lin

The Ancient City of Sela | Lost Cities With Albert Lin

[dramatic music playing] ALBERT LIN (VOICEOVER): 30 miles north of Petra, I’m laser scanning the ancient city of Sela for the very first time. I’m looking for clues that the nomadic Nabateans settled here. Look at this. There’s pottery just, like, falling out of the ground. That’s the indication for people living here. This is …

Solar System 101 | National Geographic

Solar System 101 | National Geographic

– [Narrator] Our solar system is one of over 500 known solar systems in the entire Milky Way galaxy. The solar system came into being about 4.5 billion years ago, when a cloud of interstellar gas and dust collapsed, resulting in a solar nebula, a swirling disc of material that collided to form the solar …

Flat Earth vs. Round Earth | Explorer

you think that with the beautiful photographs that we have of our round blue planet it would convince any doubters but there are still some who insist that the world is flat correspondent Mariana van Zeller discovers more about this fast growing movement in California I’m Mariana van Zeller and I’m in Southern California to …