Grand Mosque of Constanța

Stand still for a moment at the base of the minaret. A salt breeze moves in from the Black Sea, only a few streets away. Gulls call over the old town roofs. Above you, a slender stone tower rises straight into the sky, and somewhere inside it a narrow staircase turns round and round toward the light. This is the Grand Mosque of Constanța, also known as the Carol I Mosque. It is one of the most recognisable shapes on the city's skyline.

To understand why a mosque carries the name of a Christian king, it helps to look back. For centuries, this coast belonged to the Ottoman Empire. The region is called Dobruja, a strip of land between the Danube and the sea. After the Russo-Turkish War of 1877 and 1878, Dobruja became part of Romania. Overnight, the young Romanian state gained a population that included many Turkish and Tatar Muslim families, people whose roots here went back generations.

King Carol the First wanted to show these new citizens that they had a place in the country. A grand mosque in the main port city was a clear, public way to say it. Construction began in 1910 and the building was finished in 1913. The king himself attended the inauguration. It was a political gesture, yes — but it was also a promise written in stone and concrete.

And that concrete is the first surprise. Most visitors assume the mosque is built entirely from traditional masonry. In fact, it was one of the first buildings in Romania to use reinforced concrete on a large scale. The engineer Gogu Constantinescu, who later became known for his inventions in mechanics, worked on the structure. So this graceful building was also, in its day, a piece of modern engineering.

Now look at the facade. The design is usually credited to the architect Victor Ștefănescu. He mixed several traditions. You can see the pointed and horseshoe arches of Moorish architecture, the style of Islamic Spain and North Africa. You can also see a heavier, more rounded massing that recalls Byzantine churches, the Eastern Christian style of old Constantinople. The result feels familiar and foreign at the same time — which suits a port city where many cultures have met.

The pale stone and the dark lines of the windows create a calm rhythm. Nothing here shouts. The decoration is concentrated around the entrance and the upper edges, while the walls stay quiet and smooth. Walk slowly along the front and watch how the shadows inside the arches change as you move. On a bright day, the contrast between sunlit stone and deep shade is very strong.

Before you go inside, a small ritual. Shoes come off at the entrance. Women are asked to cover their hair, and scarves are often available at the door. Shoulders and knees should be covered for everyone. This is an active place of worship, not a museum, so speak softly and move gently, especially if people are praying.

Inside, the light changes completely. The noise of the street falls away. And under your feet lies the second surprise — an enormous carpet that covers much of the prayer hall floor. It was a gift from the Ottoman sultan Abdul Hamid the Second, and it was woven at Hereke, a town in Turkey famous for its fine imperial carpets. It is often described as one of the largest carpets in Europe. Feel its softness through your socks. Thousands of hands of thread and patience are under you.

Look up from the carpet to the dome and the walls. The colours are restrained: soft blues, creams and gold. Calligraphy in Arabic script appears in key places, quoting religious texts. Notice the mihrab, the niche in the wall that shows the direction of Mecca. Every person who prays here faces that niche. Nearby stands the minbar, the raised pulpit with steps, from which the imam gives the Friday sermon.

The mosque is also more than a local prayer hall. It serves as the seat of the Mufti of the Muslim community of Romania, the community's main religious leader. Today, Romania's Muslim population is small, and most of it lives here in Dobruja. So this building carries a weight beyond its size. For many Turkish and Tatar families, it is the centre of their faith and their memory.

Now, the minaret. Visitors are usually allowed to climb it, and the climb is part of the experience. The staircase is narrow, steep, and turns in a tight spiral, so take your time and hold the rail. At the top, a small balcony circles the tower. Traditionally, this is where the call to prayer was sung out over the city, long before loudspeakers existed.

From that balcony, the whole of old Constanța opens below you. You can see the harbour cranes, the line of the sea, and the rooftops of the old town. Close by stands the Orthodox Cathedral of Saints Peter and Paul. Further along the shore is the Casino, the curving Art Nouveau building on the seafront. A mosque, a cathedral and a casino within one view — that small fact tells you a great deal about this city.

When you come back down, take a minute before you leave. Feel the ground under your shoes again. Listen to the gulls, the traffic, and perhaps a distant ship's horn from the port. Then turn around and look up once more at the minaret. Built more than a century ago, it still points to the same sky — and it still marks the place where a king tried to say that everyone here belonged.