headrace, millrace, dam, aqueduct, waterwheel, weir, spillway, streambed, penstock, trestle bridge, forebay, sluiceway, reservior, creek, reservoir, truss bridge, canal, waterfall, roadbed, culvert, gondola, pontoon, coulee, lagoon, waterslide, lake, river, riverbed, hyalite, drainpipe, water, whitewater, bascule bridge, fishway, inlet, oxbow, pond, watercourse, millpond, trestles, rock outcrop, manway, embankment, retaining wall, coaster, tailrace, cofferdam, finless, hydraulic ram, pedestrian bridge, creek bed, flowage, canyon, gulch, towrope, raceways, bascule, cascades, soakaway, waterscape, fountain, esker, boulder, inner tube, waterline, rockwork, underdrain, sediment, cataract canyon, outfall, moulin, scow, rapids, trackway, groyne, rockface, paddlewheel, clarifiers, bailey bridge, trommel, diking, graving dock, abutment, windlass, bridge, clarifier, shute, springhouse, bighorn river, footbridge, sternwheeler, sluice, wading pool, slope, canoe, aerial tramway, outboard motorboat, takelma, skeg, shaft, paddle steamer, pilings, flumes, chute, tunnel, ramp, tank, cage, trestle, pipe, roadway, corral, enclosure, runway, silo, stairway, controlled, calorimetric, laboratory, photoelastic, simulated, above, dilatometric, electrophysiologic, electrophysiological, macroscale, manometric, nontherapeutic, oligopoly, plant, preclinical, psychoacoustic, replicable, scanning, situ, spectroscopic

gorge, watercourse, waterway

gulch