Wild Lake Srebarna: 44.101393, 27.066879

Nature Park Persina - People, Nature and Traditions: 43.706981, 24.897509

Along the Danube by kayak - history, nature, adventures: 43.653249, 25.126076

Along the Danube from Tutrakan to Silistra by kayak: 44.052681, 26.617824

Along the Danube from Lyulyaka Island (near Ruse) to Tutrakan by kayak: 43.411600, 24.630200