Sinkholes: Swallowed Alive

QUEST

Sunday 2 December 2018  09:00 - 10:00 (60 mins)
These geological time bombs are ticking beneath at least 20 per cent of America's surface. Dive into the bizarre and growing phenomenon sweeping the states and beyond.

Sinkholes: Swallowed Alive (QUEST) Sunday 2 December 2018 09:00 - 10:00