Oodnadatta is situated around 200km from the Stuart Highway along the Oodnadatta Track. The track is unsealed, but the road to Oodnadatta is usually traversable by 2WD vehicle.
The town itself is small enough to walk around. Parking is no problem either.
The town provides a selection of both pub food and roadhouse food. You choose.
The nightlife in Oodnadatta won't keep you dancing all night, but you will have no problems getting a beer.
A selection of camping, caravan parks and basic motel accommodation exists.
The [http://www.pinkroadhouse.com.au/ Pink Roadhouse] is a feature of the town, and offers accommodation, fuel, food, spare parts, and general advice.
Down the track a couple of hundred kilometres to William Creek and Lake Eyre, or up the track to the Stuart Highway at Marla and on to Alice Springs.