There is an ancient invention. Still used in some parts of the world today. That allows people to see through walls.

There is an ancient invention. Still used in some parts of the world today. That allows people to see through walls.

Other Difficult Riddles

Find an English word that uses all of the following letters: PNLLEEEESSSSS

View Answer

When set loose I fly away. Never so cursed as when I go astray.

View Answer

Gold in a leather bag, swinging on a tree, money after honey in its time. Ills of a scurvy crew cured by the sea, reason in its season but no rhyme.

View Answer

What can be swallowed, but can swallow you?

View Answer

Whiling away the hours of flowers, Walking through fields of gold. Preening and pruning in lights fading hours, For petals to freeze in the cold. What is it?

View Answer

Riddle of the Day

Mar 17, 2026

If it’s information you seek, come and see me. If it’s pairs of letters you need, I have consecutively three. What am I?

👀 Reveal Answer