visible horizon

These representations of the earth's surface of ours had a round contour, resembling the circular outline of the visible horizon.

It is up above the earth and extends beyond and below the visible horizon and the limit of the earth.

Not one of them could say with certainty what lay beyond the visible horizon, nor whither the ship was drifting.

There are few difficulties that hold out against real attacks; they fly, like the visible horizon, before those who advance.

At the spot where he and Esther had conferred, he reached the boundary of the visible horizon from the rock.