When the sun is 12 degrees beneath the horizon, most will say it is dark outside. At this point, the sky is dark enough for some stars to be visible. This period is known as nautical twilight. Note that civil twilight can last much longer than the half-hour, but the law still requi...
Fort 2 Base, which goes from Fort Sheridan – the Army base – to Great Lakes Naval Station is one that I’ve been eyeing for years but have not run yet because of the heat we usually have in August. I was always afraid to venture “10 Nautical Miles” as they call it (which is ...