Origins of the Legend In the late nineteenth century, stories emerged of ancient Lemurians living in extensive tunnels under Mount Shasta.12345 Modern Pilgrimage New Age groups visit the mountain seeking portals to Telos, though no physical evidence of tunnels exists. References smithsonianmag.com ↩ co.siskiyou.ca.us ↩ sacbee.com ↩ atlasobscura.com ↩ en.wikipedia.org ↩