. "Dry River is a varient of river only found in dry biomes, it is quite rare."@en . . . "Dry River is a varient of river only found in dry biomes, it is quite rare."@en . "The Dry River was an extinct river in the East Beleriand that had once flowed down from the Encircling Mountains into the Sirion. The river was about fifteen miles in length."@en . . "Dry River"@en . "The Dry River was an extinct river in the East Beleriand that had once flowed down from the Encircling Mountains into the Sirion. The river was about fifteen miles in length."@en .