The following is an excerpt from The Geek Atlas, by John Graham-Cumming. Listen to SciFri on July 10, 2015, to hear him talk about other destinations in the book. Horn Antenna, Holmdel, NJ 40° 23′ 26.61″ N, 74° 11′ 5.57″ W Down a private road on top of Crawford Hill in Holmdel, New Jersey, is […]