Principia at Tarsatica The passage under the Old Gate or the Roman Arch leads into the inner square, the Tarsatica Principia forum. Today, at the foot of the rear of the church of St. Fabian and Sebastian, there is still well-preserved masonry..
Unique things to do nearby
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Abandoned heart of the city
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Explore post WW1 bunker with a map
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Explore the hidden Gems of Rijeka industrial heritage