For stops there is: Yanchep/Lancelin (national parks and giant sand dune), Pinnacles/Cervantes (giant alien-like features), Jurien Bay & Greenhead (nice beaches & opportunity to snorkel with sea lions), Ellendale Pool & Geraldton (stop in a bigger town and by a swimming hole), then Hutt Lagoon - the pink lake - Kalbarri gorges/sea cliffs, then into Monkey Mia and the Shark Bay World Heritage area - shell beach here and dolphins you can see fed or just crusiing next to the beach 😛, then Carnarvon - for fresh fruit and some cool blowholes and swimming, Coral Bay - for snorkelling 😉 , Cape range National Park - Gorges, Hikes & Swimming, Exmouth - opportunity to swim with whalesharks, drive to karijini for gorges & swimming holes, then back to Perth 🙂

https://sharebus.com.au/west-coast-loop/