Uh Oh, Spaghetti-Oh … Junction loading...
Uh Oh, Spaghetti-Oh … Junction
The $4 billion Rozelle Interchange, a twisting maze of overlapping tunnels dropping to 40 metres below Sydney’s inner west, is the most complex underground junction ever built,
Destroyed Planet or Alien Megastructure: Why Is This Mysterious 'Star' Flickering? loading...
Destroyed Planet or Alien Megastructure: Why Is This Mysterious 'Star' Flickering?
A perplexing celestial body that behaves like no other star has dimmed again, opening up a window of observation for astronomers.
See Mammoth 'Hole' Open In This Lake loading...
See Mammoth 'Hole' Open In This Lake
Drone footage captured a mesmerising spillway that began draining water after this lake experienced record rainfall.
About the Show

Many thought it impossible, but the Channel Tunnel succeeded in linking London and Paris. Go behind the scenes to see how several billion pounds were spent on this high-speed rail link.

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