Tours operate daily, tickets can be purchased from McNess Visitor Centre on the day or you can book online to secure your ticket now https://yanchepnationalparkau.rezdy.com/596504/crystal-cave-tour
Yanchep National Park is just under an hour's drive north of Perth and features a wide range of attractions. Visit the koala colony, explore the park's wetlands, observe the resident kangaroos and take the opportunity to participate in an Aboriginal cultural experience. The area comes alive with colour during the wildflower season.
Know before you go and check for alerts, emergency incidents and road/park closures www.emergency.wa.gov.au and https://alerts.dbca.wa.gov.au.