<img width="150" height="150" src="https://www.nerdandtie.com/wp-content/uploads/2025/11/askamedievalist-card-150x150.jpg" class="attachment-thumbnail size-thumbnail wp-post-image" alt="" decoding="async" />Geoglyphs are a worldwide artistic phenomenon. The earliest ones are prehistoric. Join Em and Dr. Jesse as they look at the origins of two well-known geoglyphs in the UK.
[ <a href="http://askamedievalist.com/2026/10/12/episode-102-chalk-it-to-me/">Full Show Notes</a> ]
<div class="pp-ssb-widget pp-ssb-widget-classic pp-ssb-widget-include"><a href="https://podcasts.apple.com/us/podcast/ask-a-medievalist/id1508373741?mt=2&#038;ls=1" class="pp-ssb-btn-sq horizontal pp-ssb-itunes" title="Subscribe on Apple Podcasts">Apple Podcasts</a><a href="https://open.spotify.com/show/6c2Oq8xdBlaF8LsavR2AsM" class="pp-ssb-btn-sq horizontal pp-ssb-spotify" title="Subscribe on Spotify">Spotify</a><a href="http://subscribeonandroid.com/askamedievalist.com/feed/podcast/" class="pp-ssb-btn-sq horizontal pp-ssb-android" title="Subscribe on Android">Android</a><a href="http://askamedievalist.com/feed/podcast/" class="pp-ssb-btn-sq horizontal pp-ssb-rss" title="Subscribe via RSS">RSS</a></div>The post <a href="https://www.nerdandtie.com/2026/10/13/102-chalk-it-to-me/">102. Chalk It to Me</a> first appeared on <a href="https://www.nerdandtie.com">Nerd & Tie Network</a>.

102. Chalk It to Me

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