I reined my horse to the precipitous brink of a black and lurid tarn that lay in unruffled luster by the dwelling, and gazed down
Edgar Allen Poe. The Fall of the House of Usher
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we wandered for some time through the small glens near the orchard, poking under rotted logs and crawling around the rim of the sparkling tarns, where the tiny toadstools grew in profusion.
Diana Gabaldon. Outlander (1991)
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We assumed that we were in France. And we passed also a large tarn: not a boat on it, not an angler on its banks; and for good reason. The mere look of its pale blue water appreciably lowered the thermometer which every one carries in his heart. In winter the lake must be frozen very thick.