What Invention Lets You Look Right Through A Wall

What invention lets you look right through a wall?

What Invention Lets You Look Right Through A Wall. If you want to find me, look up. Get the answer and browse the highest rated challenging riddles that will really twist your brain.

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What invention lets you look right through a wall? (* you can see their wall if they didn't set their security.) What invention lets you look right through a wall?

What invention lets you look right through a wall?

A container holding water but not a cup. We found answer for this and are ready share with you. What did the wall say to the other wall? Write your answer in the comment section below.