1 rich Libsyn https://www.libsyn.com 90 600 In this episode we discuss the Coral Castle, a historic monument consisting of eleven-hundred blocks of coral, each weighing 1-4.5 tons, and constructed by only one man. This monument has baffled scientist and engineers alike, and we are excited to share our own theories behind this one-man-show.&amp;nbsp; Rare and Unusual Podcast https://www.rareandunusualpodcast.com/podcast <iframe title="Libsyn Player" style="border: none" src="//html5-player.libsyn.com/embed/episode/id/17815715/height/90/theme/custom/thumbnail/yes/direction/forward/render-playlist/no/custom-color/88AA3C/" height="90" width="600" scrolling="no" allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen></iframe> https://assets.libsyn.com/secure/item/17815715