Estonia Animal, Museum + Winter Pictures

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Discover ocean-themed displays at this interactive museum, where exhibits are spread across a 16th-century cannon tower and a vast converted seaplane hangar.

See this eerie abandoned old 19th-century fortress and prison, which would have held political prisoners during the decades of Soviet rule.

Enjoy the panoramic view from the rooftop and admire the sleek architecture of this gallery, which showcases contemporary Estonian art.

Book in for a guided tour of this fascinating functioning hotel, which was used as a base by KGB operatives during the Soviet era.

See Viking ships, a seaplane and a shipwreck, and snoop around the cramped quarters of a 1930s submarine at this maritime-themed museum.

See Viking ships, a seaplane and a shipwreck, and snoop around the cramped quarters of a 1930s submarine at this maritime-themed museum.

See Viking ships, a seaplane and a shipwreck, and snoop around the cramped quarters of a 1930s submarine at this maritime-themed museum.

Book in for a guided tour of this fascinating functioning hotel, which was used as a base by KGB operatives during the Soviet era.

Enjoy the panoramic view from the rooftop and admire the sleek architecture of this gallery, which showcases contemporary Estonian art.

Book in for a guided tour of this fascinating functioning hotel, which was used as a base by KGB operatives during the Soviet era.

See Viking ships, a seaplane and a shipwreck, and snoop around the cramped quarters of a 1930s submarine at this maritime-themed museum.

See Viking ships, a seaplane and a shipwreck, and snoop around the cramped quarters of a 1930s submarine at this maritime-themed museum.

See Viking ships, a seaplane and a shipwreck, and snoop around the cramped quarters of a 1930s submarine at this maritime-themed museum.

See Viking ships, a seaplane and a shipwreck, and snoop around the cramped quarters of a 1930s submarine at this maritime-themed museum.

Ferocious predators, endangered species and the thrills of an adventure park provide a memorable day out at this popular city zoo.

Enjoy the panoramic view from the rooftop and admire the sleek architecture of this gallery, which showcases contemporary Estonian art.

Ferocious predators, endangered species and the thrills of an adventure park provide a memorable day out at this popular city zoo.

Enjoy the panoramic view from the rooftop and admire the sleek architecture of this gallery, which showcases contemporary Estonian art.

Book in for a guided tour of this fascinating functioning hotel, which was used as a base by KGB operatives during the Soviet era.

See this eerie abandoned old 19th-century fortress and prison, which would have held political prisoners during the decades of Soviet rule.