using roll on in these sentences

[alpacinou]

Have I used "roll on" correctly in these sentences? Which one is better here, roll on or roll out?

1. I looked out the plane window. Cottony clouds appeared to roll on forever.

2. A vast verdant hill rolled on all the way to a sandy beach.

3. The road cut through the desert, rolling on until it met silhouetted mountains at the horizon.

4. Sparkling waters rolled on to another world, meeting the sky at the horizon.

 

[Tdol]

#2- a single hill or hills?

 

[alpacinou]

I should make it hills.

What about the rest of it?

Are the sentences okay?

 

[Charlie Bernstein]

Yes.

 

[Charlie Bernstein]

#2- a single hill or hills?

I live on a vast, verdant hill that rolls on all the way to a sandy river.

 

[Tdol]

Lucky you- I live in the inner city where we're lucky to get a quarter of a sunset. ;-)