This is the 9841st most frequent Japanese word.
見渡せる
"見渡せる" means "can look out over" or "can see broadly."
Here, 見渡せる is used to indicate a broad view or visibility of the town from a high vantage point.
この展望台からは町全体が見渡せる。
From this observatory, you can see the entire town.
In this sentence, 見渡せる depicts the extent to which the grassland is visible and stretches out in view.
広い草原が目の前に見渡せるほど広がっている。
A vast grassland spreads before you, as far as the eye can see.
Here, 見渡せる conveys the ability to oversee and visually encompass the surrounding area from the mountain's peak.