Planet EarthSeries 1, Caves Clips

1. The crystal cave

   Duration: 02:48

2. The giant guano pile

   Duration: 03:30

3. Lighting and Filming the Chandelier Ballroom

   Duration: 04:24

4. Filming in the Dark in Bat Dung

   Duration: 03:43

5. Cave swiftlets

   Duration: 01:16

6. Yucatan cenotes

   Duration: 02:04

7. Bat-catching snakes

   Duration: 01:39

8. Blind cave fish

   Duration: 00:50

9. Texas blind salamander

   Duration: 01:09

10. Villa Luz, Mexico

    Duration: 02:03

11. Lechuguilla caves

    Duration: 01:26

12. Cave of swallows

    Duration: 01:43

13. Cave glow worms

    Duration: 02:00