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Use "ridgelines" in a sentence
"Sub-regional: These are smaller connections, typically between large vegetated landscape features such as ridgelines and valley floors."
"The sky fades to yellow and silhouettes the pines and the guardrails and the rocky ridgelines, so that everything seems to be tall and two-dimensional and lovely."
"This was part of the construction of a complex barrier system below the DMZ that consisted of wire obstacles, minefield, sensors, watch towers, and a series of defended strongpoints occupying commanding hills and ridgelines."