ICYMI
The 10,000 Year Clock. Plus cake and caves.
This video has been optimised for mobile viewing on the BBC News app. The BBC News app is available from the Apple App Store, external for iPhone and Google Play Store, external for Android.
The 10,000 Year Clock. Plus cake and caves.
This video has been optimised for mobile viewing on the BBC News app. The BBC News app is available from the Apple App Store, external for iPhone and Google Play Store, external for Android.