Other Unknown Mystery Sounds Recorded around the World...

So recently, there was some hype over so-called mystery sounds occurring across the world.

Check out my last post on one that was captured in Singapore recently! 

The below video (taken off Youtube credits to YT channel: Tucas UK) are of various mystery sounds recorded in many parts of the world.

So far there has been no known explanations for these sounds. 

Have a listen, and let me know what you think?

Catch me on Facebook or Twitter!