Sail on a cruise to Estonia, a land of UNESCO-listed towns, epic landscapes, and fairy-tale architecture, from castles to churches. Estonia borders the Baltic Sea and has a rich maritime history that spans centuries as part of the greater lore of Scandinavia and northern Europe. Estonia is perhaps most well-known for its captivating capital city, Tallinn. The atmospheric Old Town is surrounded by ancient walls and is filled with elegant merchants’ houses and medieval towers.

Escape the city limits to discover peaceful stretches of countryside and national parks that are perfect for hiking and cycling. Visit incredible castles, including medieval Rakvere, a  grandiose Teutonic castle that was once the largest in northern Estonia. Or explore the ruined 13th-century Nunna Swedish castle, which according to legend, is haunted. Explore Estonia's best natural beauty, historic, and cultural sites on a luxury cruise with Celebrity.