Deep Tunnel

March 31, 2016, 12pm PDT
As of Saturday, Hokkaido, Japan's northernmost island, was connected to Tokyo by the newest addition to Japan's iconic Shinkansen bullet trains. The 513-mile route includes 33.4 miles in "the world's deepest operational main-line rail tunnel."
The Telegraph
March 20, 2014, 1pm PDT
Many people know Milwaukee as the Algonquin translation for “The Good Land.” But unfortunate changes in the water table underneath the city now make Milwaukee the sinking city. Experts disagree why.
Urban Milwaukee