Greenland
The Oldest Chunk of Rock in the World
The 3.8 billion-year-old rock proves that tectonic plates may have been shifting longer than we thought.
Places I've been
Places this traveler has marked as been there.
Greenland
The 3.8 billion-year-old rock proves that tectonic plates may have been shifting longer than we thought.
Iceland
Rising from the sea like a stone monster.
Reykholt, Iceland
This hobbit-y little hot spring may be the oldest spring used by humans in all of Iceland.