# Burgruine Grengiols, Switzerland: what it is and when to go > Burgruine Grengiols is a castle ruin in Grengiols in the canton of Valais, Switzerland (Rothwald). Interests: History. The best time to visit is December to March and May to October. In June there are 15 h 35 of daylight, and in December, 8 h 25. 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/burgruine/ - Reviewed on: 2026-10-02 - Language: en ## In a nutshell - **What it is:** Castle ruin in Grengiols in the canton of Valais, Switzerland · History - **Where:** Switzerland - **Best time:** December to March and May to October. - **Nearest airport:** LUG Agno, 75 km as the crow flies - **Coordinates:** 46.36913, 8.09736 ## What it is and where Burgruine Grengiols is a castle ruin in Grengiols in the canton of Valais, Switzerland (Rothwald). It is in [Rothwald](https://kokai.app/en/paises/europa/suiza/rothwald/), where this site lists 61 more places to see, 12 km from the centre. Its coordinates are 46.36913, 8.09736; the nearest main airport is Lugano Airport (LUG, Agno), 75 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=46.369134%2C8.09736) - [Directions](https://www.google.com/maps/dir/?api=1&destination=46.369134%2C8.09736) It is one of the [History](https://kokai.app/en/paises/europa/suiza/historia/) 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 Burgruine Grengiols is **December to March and May to October**. | Mes | Época | Hours of daylight | | --- | --- | --- | | January | Best time | 8 h 47 | | February | Best time | 10 h 05 | | March | Best time | 11 h 36 | | April | Possible | 13 h 20 | | May | Best time | 14 h 47 | | June | Best time | 15 h 35 | | July | Best time | 15 h 15 | | August | Best time | 13 h 59 | | September | Best time | 12 h 19 | | October | Best time | 10 h 38 | | November | Possible | 9 h 09 | | December | Best time | 8 h 25 | In June there are 15 h 35 of daylight, and in December, 8 h 25. 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 - [Zentrum St. Michael](https://kokai.app/en/paises/europa/suiza/zentrum-st-michael/): Church building in Bettmeralp, Switzerland · 3.5 km - [Bättlihorn](https://kokai.app/en/paises/europa/suiza/battlihorn-nord/): Mountain in Switzerland · 3.6 km - [St. Antonius chapel](https://kokai.app/en/paises/europa/suiza/antoniuskapelle/): Chapel building in Niederernen in the municipality of Ernen in the canton of Valais, Switzerland · 3.8 km - [Aletsch Arena](https://kokai.app/en/paises/europa/suiza/aletsch-arena/): Ski resort · 4.1 km - [16-Alpine Passes Trail](https://kokai.app/en/paises/europa/suiza/16-alpine-passes-trail/): Hiking · 4.1 km Distances are as the crow flies. Everything else is in [the Switzerland guide](https://kokai.app/en/paises/europa/suiza/). ## More in Switzerland: History - [Monte San Giorgio](https://kokai.app/en/paises/europa/suiza/monte-san-giorgio/) - [Chillon Castle](https://kokai.app/en/paises/europa/suiza/castillo-de-chillon/): moated castle in Veytaux in the canton of Vaud, Switzerland - [Abbey of Saint Gall](https://kokai.app/en/paises/europa/suiza/kloster-st-gallen/): abolished monastery and collegiate district with cathedral in the city of St. Gallen, Switzerland - [Habsburg Castle](https://kokai.app/en/paises/europa/suiza/habsburg/): castle on the Wülpelsberg in Habsburg in the canton of Aargau, Switzerland - [Saint John Abbey, Müstair](https://kokai.app/en/paises/europa/suiza/benedictine-convent-of-saint-john/): Benedictine monastery in Müstair, Graubünden, Switzerland, founded in 780 - [Kapellbrücke](https://kokai.app/en/paises/europa/suiza/puente-de-la-capilla/): historic wooden bridge over the Reuss River in the city of Lucerne, Switzerland Every Switzerland place under History, each with its season, is on [its page](https://kokai.app/en/paises/europa/suiza/historia/). ## Frequently asked questions ### What is Burgruine Grengiols? It is a castle ruin in Grengiols in the canton of Valais, Switzerland. ### When is the best time to visit Burgruine Grengiols? December to March and May to October. In June there are 15 h 35 of daylight, and in December, 8 h 25. ### How do you get to Burgruine Grengiols? The nearest main airport is Lugano Airport (LUG), 75 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=46.369134%2C8.09736) 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 [Zentrum St. Michael](https://kokai.app/en/paises/europa/suiza/zentrum-st-michael/), [Bättlihorn](https://kokai.app/en/paises/europa/suiza/battlihorn-nord/), [St. Antonius chapel](https://kokai.app/en/paises/europa/suiza/antoniuskapelle/). The rest is in [the Switzerland guide](https://kokai.app/en/paises/europa/suiza/). Data from [OpenStreetMap](https://www.openstreetmap.org/node/8930788837), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/wiki/Q29892189), CC0. Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).