No one across the lake was likely to see them.

He had sat by the dead fire and looked out across the lake.

Without one there was no chance of getting across the lake.

At least they had made it all the way across the lake.

He let go of the tiny hand and stood, looking back across the lake.

For instance, from here you can see across the lake.

He took a deep breath, looking out across the lake.

He took me across the lake in a boat to his house.

But across the lake, there is likely to be open water several miles wide.

As it turned out they had to fly all the way across the lake, and land on the other side.