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St Mary's Tower on Comino, the square stone fort built by the Knights of St John, standing on the island's scrub-covered plateau.

A Knights' watchtower from 1618

St Mary's Tower, Comino's lookout

St Mary's Tower (Santa Marija Tower) on Comino was ordered by Grand Master Alof de Wignacourt in 1618, about 80 metres above the sea, to guard the channel and signal between the islands. Neither VisitMalta nor the Ministry for Gozo publishes opening hours or a price, so plan on seeing it from outside.

In 30 seconds

Full read: 3 min

  • St Mary's Tower dates from 1618 and was ordered by Grand Master Alof de Wignacourt.
  • It stands about 80 metres above the sea and you walk up, as Comino has no roads.
  • It guarded the channel and passed signals between the Citadel in Gozo and Mdina.
  • No official opening hours or price are published, so plan on seeing it from outside.

I'd walk up even without knowing if you'll get inside. The views over the channel and the Blue Lagoon are the reward, and the outside alone tells you what the tower was for. What I wouldn't do is cross to Comino just to see the interior.

Sergio LeponeMy advice

Before you go

What I would keep in mind

  1. 01 My tip

    No official hours, so plan on the outside

    Neither VisitMalta's listing nor the Ministry for Gozo's Comino guide gives opening hours or a price. I'd go for the walk and the views, and treat an open door as a bonus.

  2. 02 Most beautiful

    Panoramic views over the channel

    The Ministry for Gozo describes it as a 17th-century fortification with panoramic views over the sea. For me it's the best photo on Comino, and it costs nothing.

    Blue Lagoon on Comino
  3. 03 Most beautiful

    It played the Château d'If

    The tower appeared as the Château d'If prison in the film The Count of Monte Cristo, according to both the Ministry for Gozo and VisitMalta.

    films shot in Malta
  4. 04 Getting there

    On foot from the Blue Lagoon

    Comino has no roads, so you walk up along the island's paths. The Ministry for Gozo reckons on about three hours to walk the whole island, and the tower is the highest stop.

    Comino island

St Mary’s Tower is the one thing you can pick out on Comino from almost any boat in the channel. Square, with four corner turrets and planted on top of the plateau, it’s the island’s best viewpoint and one of the Order’s buildings that best explains what coastal towers were for.

Why the Knights put a tower on Comino

Grand Master Alof de Wignacourt made the decision in 1618. VisitMalta’s official listing explains that it was paid for by the Grand Master himself, by selling the island’s brushwood and from the profits made by the farmers who had resettled there. The site chosen stood about 80 metres above the sea.

The job was twofold. It kept watch over the channel between Gozo and Malta, which the Ministry for Gozo says had been a pirates’ haunt in the Middle Ages, with raiders hiding in the coastal caves. It was also part of the early tower system the Order set up for defence and communication between the Citadel in Gozo and Mdina, and it later became a key link in the chain of coastal towers. Across the water stands the Red Tower in Mellieħa, and I like to think of the pair as two parts of the same system.

The Ministry for Gozo adds a detail I find very human. Comino was so lonely a posting that the Order sent errant knights to man the tower as a punishment.

What it’s like, inside and out

The tower is square in plan, with a turret at each corner. According to VisitMalta, the main body is twelve metres high and sits on a plinth of about eight, with a three-metre strip along the top of the plinth so defenders could move quickly to any point under threat. The walls are about six metres thick, and the four turrets are topped with battlements.

Comino led a double life in those centuries. VisitMalta’s listing for St Marija Bay explains that under the Knights the island was both a hunting and recreation ground and part of the islands’ coastal watchtower defences. For the rest of the network of towers and forts, see my guide to forts in Malta.

Is St Mary’s Tower open?

I’ll be straight with you here. Neither VisitMalta’s official listing nor the Ministry for Gozo’s Comino guide publishes opening hours or an entry price, and I won’t give you days I can’t back up. What the Ministry does say is that the climb is worth it for the panoramic sea views and a peek into the island’s past.

My advice is to walk up regardless and treat the interior as a bonus if you find it open. From outside you already get the whole tower and the channel, with Malta on one side, Gozo on the other and the Blue Lagoon on Comino below. The whole area is protected, too, since Comino, Cominotto and the surrounding islets form a 294.64-hectare Natura 2000 site.

Monte Cristo and island life

The other reason plenty of people climb up is the cinema. The tower played the Château d’If in The Count of Monte Cristo, as both the Ministry for Gozo and VisitMalta note, and it’s easy to see why a lonely tower in the middle of the sea made a convincing prison. If you’re into filming locations, the rest are in films shot in Malta.

VisitMalta also points out that Comino was already inhabited in Roman times, though it mattered little until the Knights arrived. It adds that the island is worth a visit all year round, with winter ideal for walkers and photographers, which is exactly when the climb to the tower is most pleasant.

Fitting it into a day on Comino

I’d save it for after an early swim in the lagoon, before the sun gets fierce. Comino has no roads or shops, so bring water and a hat. The Ministry for Gozo puts a full circuit of the island at about three hours, and the tower is the stop that gives the walk its point. Boats take about 15 minutes from Mġarr on Gozo and about 35 from Ċirkewwa. Everything else is in my guide to Comino island.

The tower at a glance

DetailValue
Year1618
Commissioned byGrand Master Alof de Wignacourt
FundingThe Grand Master, brushwood sales and the resettled farmers
PlanSquare, with four corner turrets
Height of the main body12 m on a plinth of about 8 m
Wall thicknessAbout 6 m
Height above seaAbout 80 m

From VisitMalta's (Malta Tourism Authority) official listing, last updated in 2021, and the Ministry for Gozo's Comino guide.

Comino around the tower

DetailValueSource
Area of Comino3.5 km²Ministry for Gozo
Protected site (Comino, Cominotto and islets)294.64 haNatura 2000
Walk round the islandAbout three hoursMinistry for Gozo
Boat from Mġarr (Gozo)About 15 minutesMinistry for Gozo
Boat from Ċirkewwa (Malta)About 35 minutesMinistry for Gozo

Natura 2000 site MT0000017 is officially called Kemmuna u l-Gżejjer ta' Madwarha.

Test yourself

True or false?

0/4 Pick before you peek.

  1. The Grand Master paid for part of St Mary's Tower himself.

    See the answer

    True. According to VisitMalta, it was funded by Alof de Wignacourt, by selling the island's brushwood and from the profits of the resettled farmers.

  2. The tower's walls are about 6 metres thick.

    See the answer

    True. VisitMalta gives walls of about six metres and a 12-metre body standing on a plinth of about eight.

  3. The tower was built on its own, unconnected to any other.

    See the answer

    False. It was part of the Order's early tower system, set up for defence and communication between the Citadel in Gozo and Mdina.

  4. The Order sometimes sent knights to the tower as a punishment.

    See the answer

    True. The Ministry for Gozo says Comino was so remote that errant knights were exiled there to man the tower.

Year built
1618
Approximate height above the sea
80 m
Approximate thickness of its walls
6 m
Walk round Comino, tower included
3 h

Map

Where St Mary's Tower is

Gozo lies to the north-west, across the channel the ferry crosses from Ċirkewwa, with Comino between the two islands. Every number opens its guide.

1Comino 2Blue Lagoon 3St Mary's Tower

Map data © OpenStreetMap contributors (ODbL)

  1. 1CominoThe third inhabited Maltese island
  2. 2Blue LagoonFree compulsory booking since 2025
  3. 3St Mary's TowerA Knights' watchtower from 1618

0 of 279 Malta guides

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Frequently asked questions

Can you visit St Mary's Tower on Comino?

From outside, always, on foot. Inside I can't say for sure, because neither VisitMalta nor the Ministry for Gozo publishes opening hours. I'd go expecting the exterior and the views.

How much does it cost to go inside St Mary's Tower?

No price is published in the official sources I've checked, so I can't give you a figure. Walking up to it and around it is free.

How do you get to the Comino tower?

On foot. Comino has no roads and the tower sits high up, about 80 metres above the sea. From the Blue Lagoon area you climb along the island's paths.

Which film was shot at St Mary's Tower?

The Count of Monte Cristo. The tower stood in for the Château d'If, the hero's prison. Both the Ministry for Gozo and VisitMalta mention it.

Who built the Comino tower?

Grand Master Alof de Wignacourt of the Order of St John decided on it in 1618. It was paid for by him, by selling the island's brushwood and by the farmers who had resettled there.

What was St Mary's Tower for?

Guarding the channel between Gozo and Malta and passing signals between the islands. It was a link in the chain of towers connecting the Citadel in Gozo with Mdina.

Sergio Lepone

By

Tourism graduate with a master’s in Tourism Management and Planning from the University of Málaga, who has travelled across Europe. He writes every guide from official sources and his own judgement.

Published on . Facts checked on .

How I check every fact and where it comes from

Photos: Matthew Benn (CC BY-SA 4.0), via Wikimedia Commons.

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