The Göta Canal carries vessels across 190 kilometres of Swedish interior, climbing 91 metres through 58 hand-operated locks between Gothenburg and Stockholm. Commissioned by King Karl XIV Johan in 1810 and completed in 1832, the waterway was engineered by Baltzar von Platen to bypass the Øresund toll and unite Sweden's industrial west coast with the Baltic capital. Twenty-two years of labour moved seven million cubic metres of earth using only shovels and gunpowder. Today the canal remains Europe's longest navigable inland route, threading Lake Vänern and Lake Vättern with narrow stone channels barely wider than the vintage passenger steamers that still ply the route each summer. Gothenburg to Stockholm canal cruise tours operate May through early September, when daylight stretches past twenty-two hours at midsummer and lock-keepers open sluice gates by hand at each station. The classic three-day passage aboard M/S Juno or M/S Wilhelm Tham departs Lilla Bommen in Gothenburg's harbour district, ascending the Trollhättan staircase — eleven locks in sequence lifting vessels 32 metres — before entering Vänern, Sweden's largest lake. Day two crosses Vättern's seventy-kilometre breadth and threads the Berg locks, another flight carved into limestone cliffs. The final leg follows wooded narrows past Söderköping's medieval quays into the Stockholm archipelago, where the canal opens onto Baltic granite skerries. Passenger accommodation ranges from twin cabins with porthole windows to saloon seating; onboard guides narrate the route in Swedish and English. Shore excursions at Motala, Vadstena and Mem are included, with bicycle hire available at lock stations. The canal's operating company, Göta Canal Steamship Company, maintains offices at Pusterviksgatan 13 in Gothenburg for advance booking and itinerary coordination. Multi-day canal journeys require reservation months ahead; single-day segments and archipelago connections offer flexible departure windows for travellers threading the route independently.