The joy of staying in a hotel often comes down to the little luxuries that feel nothing like home: the fluffy white robe, the chocolates that magically appear on your pillow at nightfall, the sumptuous freestanding bath. Take that up a notch if said bath happens to be outside, utterly secluded and surrounded by wilderness. Here, we round up the most breathtaking alfresco baths (and hot tubs and plunge pools too) in hotels and holiday homes across Australia. Go on, immerse yourself…