The Sava River carves 990 kilometres from the Julian Alps to the Danube, yet its most celebrated kayaking reach lies in the first thirty — a corridor of glacial melt channeled between limestone cliffs and beech forest, braided with gravel bars that shift each spring. The Radovljica and Bled stretch, classified as class I–II whitewater, draws paddlers to water cold enough to numb fingers in June and clear enough to count river stones three metres below the hull. Sava River kayaking became a formal sport here in the 1970s when Yugoslav paddlers established training camps along the Radovljica embankment; today the same put-in serves guided half-day descents that attract fifteen thousand participants annually, most arriving between May and September when snowmelt keeps the current brisk and the water level predictable. The river's twin appeal — technical accessibility paired with alpine scenery — explains its entrenchment in Slovenia's outdoor economy. Beginners paddle tandem kayaks on the family-friendly Bled–Radovljica section, a six-kilometre glide past medieval Bled Castle perched on a dolomite promontory and the red-roofed Church of the Assumption anchored on its island. Intermediate paddlers opt for the Radovljica–Kranj corridor, where the gradient steepens to one percent and the current accelerates through boulder gardens that demand eddy turns and ferry angles. The Sava Bohinjka tributary, fed directly by Lake Bohinj, offers a separate put-in for those chasing colder water and tighter bends; its confluence with the Sava Dolinka near Radovljica marks the official start of the Sava proper, a hydrological junction visible from the kayak as two distinct streams — one jade, one steel — merging into a single braid. Guided Sava River kayaking tours operate year-round, though winter departures require dry suits and accept only paddlers with prior experience. Outfitters headquartered in Radovljica provide all gear — spray skirts, helmets, buoyancy aids — and shuttle participants upstream to ensure one-way descents that close at the take-out dock beside the town's Renaissance-era granary. The river's reputation as a training ground persists: Slovenia's Olympic slalom team practices on the Tacen course downstream, but recreational paddlers return to the Radovljica reach for its forgiving hydraulics and the fact that no rapid exceeds thirty seconds of continuous whitewater. The Sava remains free to access, though most visitors book guided trips to secure transport, safety briefings, and local knowledge of the gravel bars that appear and vanish with each flood cycle.