How did a cutting edge railroad become crumbling tunnels to nowhere? This week, the story of the Mountain Route, a long lost rail line that once cut through the Santa Cruz Mountains. In it's heyday, the line provided an easy way for Bay Area residents to get to the beaches of Santa Cruz.Additional Reading:<ul>
<li><a href="https://www.kqed.org/news/11869346"> The Story Behind Those Old Train Tunnels in the Santa Cruz Mountains</a></li>
<li><a href="https://www.kqed.org/news/11549263/the-island-ghost-town-in-the-middle-of-san-francisco-bay">The Island Ghost Town in the Middle of San Francisco Bay</a></li>
<li><a href="https://www.kqed.org/podcasts/baycurious">Help us decide what to cover next by casting your vote!</a></li>
</ul> Reported by Peter Arcuni. Bay Curious is made by Katrina Schwartz, Suzie Racho and Katie McMurran. Additional support from Erika Aguilar, Jessica Placzek, Kyana Moghadam, Paul Lancour, Carly Severn, Ethan Lindsey, Vinnee Tong and Don Clyde. Learn more about your ad choices. Visit <a href="https://megaphone.fm/adchoices">megaphone.fm/adchoices</a>

How Bay Area Homelessness Compares Globally

Bay Curious is a show about your questions – and the adventures you find when you go looking for the answers. Join host Olivia Allen-Price to explore all aspects of the San Francisco Bay Area – from the debate over "Frisco", to the dinosaurs that once roamed California, to the causes of homelessness. Whether you lived here your whole life, or just arrived, Bay Curious will deepen your understanding of this place you call home.