Science have advanced so much and we have reached far beyond our planet Earth, yet there are few mysteries which scientist have not been able to solve.

The world is full of unknown mysteries that mankind may never solve.
Here are 10 such mysteries that remain unsolved even with all our modern technology.
Phaistos Disc
Aluminum Wedge of Aiud
Voynich Manuscript
Lost city of Atlantis
Shugborough inscription
Georgia Guidestones
Jack the Ripper
Bermuda Triangle
The Wow! Signal