Today’s mountain range cleared up nicely and the view is great.
Take along this summit and move it across a range, visiting more summits. One summit after another you take the summit along to. By covering this many summits, you notice there's a string of mountains. This is a mountain range!
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own. Watch out for the rendaku.