Earth’s Holes
Culture Index
Score Breakdown
Relevance
3/25
Freshness
25/25
Authority
18/20
Brand Signal
6/15
Depth
6/15
5-Axis Cultural Radar
From XKCD, a tour of some of the Earth’s deepest and most notable holes , including mines, caves, boreholes, subway stations, lakes, tunnels, neutrino detectors, and, of course, the Mariana Trench. I was surprised to learn that a pair of boreholes, the Kola Superdeep Borehole and the Deepwater Horizon Borehole , are actually deeper than the Mariana Trench. Explain XKCD has more info on each of the
