... 11. 考斯德州立公园Custer State Park 15. 霍姆斯特克金矿The Homestake Gold Mine 17. 猛犸象化石发掘地Mammoth Site ...
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That is where the Homestake Gold Mine is being prepared to become the world's deepest underground science laboratory.
VOA: special.2009.07.21
The Homestake Gold Mine was chosen to study dark matter because it is largely protected from the radiation that could interfere with the project.
VOA: special.2009.07.21
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