Common rights go back far into the mists of time and are in many cases very complicated.
The information has disappeared in to the mists of time.
So far as the owners are concerned a great many rights of way have their origins lost in the mists of time.
It is sufficient for me to say that the origins of the system are lost in the mists of time.
It is disappearing into the mists of time.
It goes back into the mists of time and forms the basis of our evolution and the strength and stability of our society.
The answer is lost in the mists of time.
The planners insist that successive generations maintain a range of adornments, the purpose of which is lost in the mists of time.