Explorer 2000 is one of the oldest tour companies to offer birdwatching and wildlife tours in Bulgaria. With more than 30 years of experience we have been birding Bulgaria and the region with partners like RSPB (Royal Society for Protection of Birds, BSPB, (Bulgarian Society for Protection of Birds), DOF (Danish Ornithological Society) and many more. Here you will find information on our birdwatching, butterfly and general wildlife tours, species checklists, flora and fauna of Bulgaria and the Balkans, and details about our wildlife guides.