The world’s longest river cruise MV Ganga Vilas on Tuesday reached Dibrugarh, concluding its 50-day river journey that began from Varanasi in Uttar Pradesh. During the journey, the onboard tourists visited 50 tourist spots including world heritage sites, national parks, river ghats, and major cities like Patna in Bihar, Sahibganj in Jharkhand, Kolkata in West Bengal, Dhaka in Bangladesh and Guwahati in Assam.