Answer to Castle or Mountain Riddle

Answer to the Puzzle of the Day 2182 : Castle Or Mountain Riddle
Here is the refresher to the puzzle

Riddle : I build up castles.
I tear down mountains.
I make some men blind,
I help others to see.
What am I?

Here is the Answer : 

Answer : SAND
Explanation :
I build up Castles, :: People Make Castles from Sand
I Tear down mountains. :: Sand can erode things or mountains can erode into sand.
I make some men blind :: Sandstorms or just sand when blown into the people’s eye, make them blind
I help others see. :: Silica in form of Sand is the main ingredient for making Glass. Hence helps people see.

For more puzzles like these visit “Puzzles @ thinkwitty.com” . To get these right into your mailbox click here.