Lake Þingvallavatn, located in a rift valley extending north from Mt. Hengill and just an hour’s drive from Reykjavík, is the largest natural lake in Iceland, spanning an impressive 84 square kilometers. Situated on the Mid-Atlantic Rift, this geological wonder is renowned for its crystal-clear waters, which make it a popular destination for diving and underwater filming. Featured in Game of Thrones, the lake and its surrounding landscapes provided a dramatic and atmospheric backdrop, capturing the raw beauty and mystical allure of Iceland's natural scenery. Its unique combination of clarity and scale continues to draw filmmakers and adventurers alike.
Þingvellir
Þingvellir National Park, Iceland
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Climate
The weather in Þingvellir is unpredictable, characterized by a subarctic climate with long, cold winters and short, cool summers. Visitors should be prepared for sudden weather changes.
Data source Temperature averages
Lighting
The longest day in Iceland is multiple days from May through July when the sun doesn't set. The daylight hours in Iceland on the shortest days of the year are 4-5 hours per day (December to January).
Data source Accessibility
The site is easily accessible by vehicle, with good public transport options available from Reykjavík. Phone coverage is excellent throughout the area.
Basecamp and facilities
Facilities include parking, camping grounds, and visitor centers equipped with basic amenities. Several small roads lead to the lake, allowing for accessible basecamps and easy management of equipment.
Risk factors
Safety precautions are crucial due to the cold water temperatures (2°C-4°C) which require careful planning for swimming or diving. The lake's edges can be slippery, and if filming close to water, one must be cautious due to cold water surprises.
Visitors
As one of Iceland’s most popular tourist attractions, Þingvallavatn sees a mix of tourists and locals. Park rangers are available for assistance, and it also serves as a popular spot for fishing and camping.
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