Which paragraph provides the best variety in sentence patterns?

first, we went to the battlefields at gettysburg. then, we saw underground railroad sites. then, we had a paddle boat ride on the susquehannah river.

in the evening, we went for a paddle boat ride on the susquehannah river. before that, we took a tour of underground railroad sites. even before that, we saw the gettysburg battlefields.

early in the morning, we visited the battlefields at gettysburg. the underground railroad sites we saw in the afternoon were fascinating. i also enjoyed our evening paddle boat ride on the susquehannah river.

the gettysburg battlefields were first. the underground railroad sites were second. the paddle boat ride on the susquehannah river came last.