Answer:
We traveled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly. How can that be possible?
I can be as thin as a picture frame but my insides have many things you can see.
I question what lies above, and Iām shared with those you love. At my sound your hands will shake, and oft heard soon after wake. A card not found in a deck.
I occur twice in eternity. And I'm always within sight.
Handy when you need to measure something or run a kingdom.
What language does a billboard speak?