is a natural amphitheater in a basalt rim east of Reykjavik.
Most of these tours visit emblematic Icelandic treasures like Thingvellir
National Park, Gulfoss waterfall, the Gjabakkahellir cave, Silfra or Solheimajokull Glacier.
And just the | Right, Alexander Armstrong in iceland's frozen wastes, with world champion female Viking wrestler, Eva Dogg Johannsdottir and, left, with archaeologist Kevin Martin preparing to snorkel in the freezing water of Thingvellir
National Park running of the sledge and the howling of the wind, and the occasional unintelligible cry from me.
I base myself at the boutique ION Luxury Adventure Hotel, next to Thingvellir
National Park and overlooking the vast lake where divers can swim between a fissure in the North American and Eurasian tectonic plates, in clear, lava-filtered glacial water.
We stopped to admire Thingvellir
National Park, fronted by crystal-clear waters.
He saw the dramatic contrasts of Blue Lagoon, the volcanic fields of Thingvellir
National Park and the majestic mountains surrounding the city.
On our way back to the city Siggi takes us via Thingvellir
National Park, where the American and Eurasian tectonic plates pull apart a few centimetres every year.
whale fjords Once upon dry land we headed for the Thingvellir
National Park, about 50 kilometres from Reykjavik, where we really got a feeling for the isolation, the exposure and the vagaries of weather on this island that lies just below the Arctic Circle.
One six-mile hike, in Thingvellir
National Park, headed through the deep fissures of the giant faultline where the European and North American tectonic plates are pulling apart.
They include the island nation's holy place, Thingvellir
, where the oldest parliament was established in 930AD.
Althingi is recognized as the world's oldest parliament, and though it now convenes in downtown Reykjavik, the UNESCO World Heritage site and National Park at Thingvellir
continues to welcome more than half a million visitors each year.
A wooden bridge in Iceland's Thingvellir
national park is testimony to the growing problem.