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Every reef
has a sharply defined boundary. Its city walls
has a sharply defined boundary. Its city walls
Full Transcript
00:00:01.000 --> 00:00:04.277
Every reef
has a sharply defined boundary.
00:00:06.096 --> 00:00:08.758
Its city walls.
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Movie Summary
David Attenborough returns to the world's oceans in this sequel to the acclaimed documentary filming rare and unusual creatures of the deep, as well as documenting the problems our oceans face.