1. Skip amongst the stars at Second Valley. View this photo on Instagram Instagram: @lachiebirrell / Via Instagram: @lachiebirrell Distance from Adelaide: 90 kilometresThings to do: This coastal valley on the Fleurieu Peninsula is perfect for swimmers and bushwalkers alike. Surrounded by rolling hills, steep cliffs, and rugged bushland, the tranquil Second Valley beach is an ideal coastal retreat. It isn't bad for a spot of fishing either, if that's your road trip essential. 2. Go beneath the red desert at Coober Pedy. View this photo on Instagram Instagram: @destinationeu / Via Instagram: @destinationeu Distance from Adelaide: 849kmThings to do: Not only is this the world's opal capital, but the entire township is literally underground. Watch stunning sunrises over the Painted Desert and be mystified by subterranean churches. 3. Explore nature's playground at Innes National Park. View this photo on Instagram Instagram: @jackjbrookes / Via Instagram: @jackjbrookes Distance from Adelaide: 289kmThings to do: Innes National Park is every nature lover's dream. From deep lagoons to rolling sand dunes, this enormous nature reserve on the tip of the Yorke Peninsula is an idyllic location for campers. Prepare to have crystal-clear waters and star-filled skies all to yourself. 4. Relax in some of the state's snazziest cellar doors at McLaren Vale. View this photo on Instagram Instagram: @polishsurprise / Via Instagram: @polishsurprise Distance from Adelaide: 40kmThings to do: Get ready to drink, drink, and drink some more because some of South Australia's finest drops come from this stunning region. Filled with up-and-coming boutique wineries, this quick city getaway never fails to impress tourists and locals alike. Hire a driver to make the most of the southern grapevines. 5. Ogle the untouched landscape at Wilpena Pound. View this photo on Instagram Instagram: @elisaparkranger / Via Instagram: @elisaparkranger Distance from Adelaide: 460kmThings to do: You'll feel like the only person on Earth when immersed in the beautifully-still surroundings of Wilpena Pound. This desert road trip isn't for the faint hearted, but is certainly worth the drive. Expect deep, dry valleys, and soaring cliffs with views for miles. 6. Chow down on German treats at hillside village Hahndorf. View this photo on Instagram Instagram: @chee / Via Instagram: @chee.eats Distance from Adelaide: 25kmThings to do: Only a 30-minute trip up Adelaide's main motorway lies this adorable German village. With countless cafés and hearty pubs, strawberry picking, and even a handful of wineries, this is one of SA's best day trips. You can even check out the house and studios of internationally-renowned Australian artist, Hans Heysen. 7. Become one with nature at Australia's first nudist destination Maslin Beach. View this photo on Instagram Instagram: @lowpoke / Via Instagram: @lowpoke Distance from Adelaide: 39kmThings to do: Only a small corner of this coastal haven is nudist, so you don't have to get your kit off. This southern stretch of coastline is only 40 minutes from the Adelaide's CBD, and is known as one of Australia's best beaches. The greatest bit? Most people think the entirety of Maslin is nudist, so it's often empty. 8. Discover a land of sweeping plains at Arkaroola. View this photo on Instagram instagram.com / Via Instagram: @kirkhopeaviation Distance from Adelaide: 712kmThings to do: The true definition of "woop woop", Arkaroola houses some of Australia's most renowned red desert. Full of rugged mountain ranges and hidden waterholes, this wilderness sanctuary offers sky-high views second to none. This untouched land isn't to be conquered with anything but a four-wheel drive. 9. Make friends with Australia's furry natives at Kangaroo Island. View this photo on Instagram instagram.com / Via Instagram: @duydash Distance from Adelaide: 210kmThings to do: OK, so it's an island, but you drive your car onto the ferry to get there. Home to thousands of kangaroos, koalas, sea lions, and penguins, this remote island is perfect for any wildlife enthusiast. Kangaroo Island is also known for its breathtaking natural formations, so be sure to visit Remarkable Rocks, where part of Daniel Radcliffe's December Boys was filmed. 10. Take the ultimate Instagram in the pink lake at Lochiel. View this photo on Instagram Instagram: @msjoeyanna / Via Instagram: @msjoeyanna Distance from Adelaide: 130kmThings to do: Lake Bumbunga at Lochiel is one of South Australia's most bizarrely beautiful landscapes. The salt lake seasonally turns pink due to an unusual algae, but you can still safely step into the pastel paradise. Be sure to keep your eyes peeled for the Loch Ness Monster's cousin: the Loch Eel. 11. Swim with tuna, dolphins, seals, and sharks at Port Lincoln. View this photo on Instagram Instagram: @calypsostarcharters / Via Instagram: @calypsostarcharters Distance from Adelaide: 652kmThings to do: Known as the seafood capital of Australia, this seaside city isn't short of an oyster or two. Dine on delicacies from the sea or swim with them, if you're game. Port Lincoln's famous for letting gutsy visitors get up close and personal with sharks, whilst locals hurl fish across the township in the annual tuna throwing competition. It simply has to be seen to be believed. 12. And taste some of the world's best wine at the Barossa Valley. View this photo on Instagram instagram.com / Via Instagram: @sheknowsaustralia Distance from Adelaide: 75kmThings to do: Year after year, the Barossa's drops shine in the global wine stakes. Test out some of Australia's biggest and best wineries, whilst dining in award-winning restaurants and enjoying the ever-green countryside. Only an hour drive from Adelaide, you haven't seen South Australia 'til you've seen the Barossa.