The largest Orthodox cathedral in Saint Petersburg and a masterpiece of late Neoclassicism, built over 40 years (1818–1858) to Auguste de Montferrand's design. Rising 101.5 metres high, it features 112 monolithic red granite columns and a golden dome gilded with 100 kg of gold. The lavish interior is adorned with malachite, lapis lazuli, and intricate mosaics. The colonnade offers a panoramic view over the Neva.
| Mon | 10:30 – 18:00 |
|---|---|
| Tue | 10:30 – 18:00 |
| Wed | Closed |
| Thu | 10:30 – 18:00 |
| Fri | 10:30 – 18:00 |
| Sat | 10:30 – 18:00 |
| Sun | 10:30 – 18:00 |








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