ST. ISAAC'S CATHEDRAL
INTRODUCTION
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The basilica we can admire today is the fourth to be built on the same site, where Peter the Great had already erected a church dedicated to his patron saint. As the city grew, however, Tsar...
INTERIOR
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The interior of the cathedral is even more spectacular than the exterior. The floor, walls, arches and huge pillars are beautifully decorated with fourteen types of marble and 43 types of precious...
