# Fort Heldsberg, Switzerland: what it is and when to go > Fort Heldsberg is a historical museum in St. Margrethen (Switzerland) (St. Gallen). Interests: Museums and art. The best time to visit is December to March and May to October. In June there are 15 h 44 of daylight, and in December, 8 h 16. It has articles in 2 Wikipedias, so it is not one of the busiest places in Switzerland: one to enjoy at a calmer pace. Here is what it is, where it lies, when to come, how to get there and what else is nearby to turn it into a trip. - Address: https://kokai.app/en/paises/europa/suiza/festungsmuseum-heldsberg/ - Reviewed on: 2026-10-02 - Language: en ## In a nutshell - **What it is:** Historical museum in St. Margrethen (Switzerland) · Museums and art - **Where:** Switzerland · Obere Heldsbergstrasse 2463, 9430, St. Margrethen SG - **Best time:** December to March and May to October. - **Nearest airport:** ZRH Zurich, 82 km as the crow flies - **Opening hours:** Sa 10:00-16:00 - **Website:** [festung.ch](http://www.festung.ch) - **Coordinates:** 47.44326, 9.64324 ## What it is and where Fort Heldsberg is a historical museum in St. Margrethen (Switzerland) (St. Gallen). It has articles in 2 Wikipedias, so it is not one of the busiest places in Switzerland: one to enjoy at a calmer pace. It is in [St. Gallen](https://kokai.app/en/paises/europa/suiza/san-galo/), where this site lists 75 more places to see, 21 km from the centre. Its coordinates are 47.44326, 9.64324; the nearest main airport is Zürich Airport (ZRH, Zurich), 82 km as the crow flies. How to get around Switzerland (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/europa/suiza/#moverse). - [Where it is](https://www.google.com/maps/search/?api=1&query=47.443262%2C9.643245) - [Directions](https://www.google.com/maps/dir/?api=1&destination=47.443262%2C9.643245) It is one of the [Museums and art](https://kokai.app/en/paises/europa/suiza/museos/) places in Switzerland. In [Kokai](https://kokai.app/en/) it is already on your trip map next to the places you save yourself, and it goes into a day's plan with one tap. ## When to go The best time to visit Fort Heldsberg is **December to March and May to October**. | Mes | Época | Hours of daylight | | --- | --- | --- | | January | Best time | 8 h 39 | | February | Best time | 10 h 01 | | March | Best time | 11 h 35 | | April | Possible | 13 h 23 | | May | Best time | 14 h 54 | | June | Best time | 15 h 44 | | July | Best time | 15 h 23 | | August | Best time | 14 h 04 | | September | Best time | 12 h 19 | | October | Best time | 10 h 35 | | November | Possible | 9 h 02 | | December | Best time | 8 h 16 | In June there are 15 h 44 of daylight, and in December, 8 h 16. Daylight hours are calculated from the site's latitude for the 15th of each month; when planning a full day on foot they matter as much as the weather. When to go to Switzerland in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/europa/suiza/#cuando-ir). ## Before you go to Switzerland To enter Switzerland there are 7 things to sort out before you leave, starting with “Valid Spanish ID card (DNI) or passport”: they are all, with their deadlines, in [the Switzerland checklist](https://kokai.app/en/paises/europa/suiza/#antes-de-salir). Currency: Swiss franc (CHF); plugs: Type J · 230 V · 50 Hz (the European type C fits; the three-pin Schuko doesn't); emergencies: 112 · 117 police · 144 ambulance · 1414 air rescue (Rega). In [Kokai](https://kokai.app/en/) you tick off the checklist inside your trip, and each item reminds you when it is time to do it. ## What is nearby - [Catholic Church of St. Margaret at the Rosenberg](https://kokai.app/en/paises/europa/suiza/katholische-kirche-st-margaretha/): Church building in St. Margrethen in the canton of St. Gallen, Switzerland · 1.2 km - [Rosenberg Castle](https://kokai.app/en/paises/europa/suiza/rosenberg-berneck/): The tower on the fudament of the castle ruin Rosenberg in Berneck SG. The building was once stood elsewhere, it was the gardener's house. It was equipped with clockwork and bell · 3.1 km - [Schloss Weinberg](https://kokai.app/en/paises/europa/suiza/schloss-weinberg/): Castle · 3.3 km - [Jakobsweg Vorarlberg](https://kokai.app/en/paises/europa/suiza/jakobsweg-vorarlberg/): Hiking · 3.9 km - [Heerbrugg Castle](https://kokai.app/en/paises/europa/suiza/schloss-heerbrugg/): Castle building in Heerbrugg in the canton of St. Gallen, Switzerland · 4.0 km Distances are as the crow flies. Everything else is in [the Switzerland guide](https://kokai.app/en/paises/europa/suiza/). ## More in Switzerland: Museums and art - [Olympic Museum](https://kokai.app/en/paises/europa/suiza/the-olympic-museum/): museum collection in Lausanne in the canton of Vaud, Switzerland - [Kunsthaus Zürich](https://kokai.app/en/paises/europa/suiza/kunsthaus/): art museum in Zürich, Switzerland - [Kunstmuseum Basel](https://kokai.app/en/paises/europa/suiza/kunstmuseum-basel-neubau/): art museum in Basel, Switzerland - [Swiss National Museum](https://kokai.app/en/paises/europa/suiza/landesmuseum/): museum in Switzerland - [Lion Monument](https://kokai.app/en/paises/europa/suiza/monumento-del-leon/): memorial in city of Lucerne, Switzerland - [Musée d'Art et d'Histoire](https://kokai.app/en/paises/europa/suiza/musee-d-art-et-d-histoire/): museum in Geneva, Switzerland Every Switzerland place under Museums and art, each with its season, is on [its page](https://kokai.app/en/paises/europa/suiza/museos/). ## Frequently asked questions ### What is Fort Heldsberg? It is a historical museum in St. Margrethen (Switzerland). It has articles in 2 Wikipedias, so it is not one of the busiest places in Switzerland: one to enjoy at a calmer pace. ### When is the best time to visit Fort Heldsberg? December to March and May to October. In June there are 15 h 44 of daylight, and in December, 8 h 16. ### How do you get to Fort Heldsberg? The nearest main airport is Zürich Airport (ZRH), 82 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=47.443262%2C9.643245) opens the route on the map, and how to get around Switzerland is explained in [its country guide](https://kokai.app/en/paises/europa/suiza/#moverse). ### How do I add it to my trip? With one tap. In Kokai it is already on the Switzerland map, next to the places you save yourself: add it to a day's plan, give it a time and, if you like, get a reminder when you pass nearby. ### What else is around here? Nearby you have [Catholic Church of St. Margaret at the Rosenberg](https://kokai.app/en/paises/europa/suiza/katholische-kirche-st-margaretha/), [Rosenberg Castle](https://kokai.app/en/paises/europa/suiza/rosenberg-berneck/), [Schloss Weinberg](https://kokai.app/en/paises/europa/suiza/schloss-weinberg/). The rest is in [the Switzerland guide](https://kokai.app/en/paises/europa/suiza/). Data from [OpenStreetMap](https://www.openstreetmap.org/way/81759684), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/wiki/Q367574), CC0. More about Fort Heldsberg on [Wikipedia](https://en.wikipedia.org/wiki/Fort_Heldsberg). Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).