structural:scholar_edition, structural:summarization
Ferry

Several ferry operators, Viking Line, Tallink and Eckerö Line, connect Tallinn to Helsinki, Mariehamn, Stockholm, and St. Petersburg. Passenger lines connect Tallinn to Helsinki (83 km (52 mi) north of Tallinn) in approximately 2–3.5 hours by cruiseferries, with up to eight daily crossings all year round.