Hang Son Doong (Mountain River Cave) in Vietnam

An evening pause: As I have been out today doing survey work for a cave project of which I am the cartographer, I thought this video of Hang Son Doong (Mountain River Cave) would be appropriate.

Note that this cave is definitely not the largest in the world, as is often claimed. It appears to have the largest single room of any known cave, but the cave itself is relatively small at about four miles, compared for example to Mammoth Cave in Kentucky, which is the world’s longest cave at 400 miles.

George Washington’s Farewell Address

An evening pause: In honor of George Washington’s birthday, here is his farewell speech, in which he outlined his advice for the citizens of this country to sustain a free America into a long and prosperous future.

The wisdom of these words is astonishing. More so is their predictive quality. Washington knew, possibly better than anyone, the greatest risks that threatened liberty. Woe to us all if we choose to ignore his warnings.

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