Andy (אברהם נפתלי) Blumenthal Leadership, Technology, Life, and Faith ✡

(Credit Photo: Andy Blumenthal)

I just think this is such an amazing tree (at work).  It's like a cave.  You go in through the overhanging branch...

So had a new experience and went to the Salt Cave in Bethesda (a second choice if you can't get to the secret superhero crime-figh...

So this was an awesome caveman experience. We had seen a sign a number of weeks ago from the highway for Crystal Grottoes Caverns . To...