Loch Earn View Lodge is in Lochearnhead. It's a detached lodge on a small park with other ones. You get a sun deck that looks straight out over the loch and the hills. The view is the main thing.
It sleeps four in two bedrooms. One double, one twin. There's one bathroom. It's got a 4 Star rating, which means it's comfortable and well-equipped. Everything is on one level, so no stairs to worry about. The living area is open plan.
You're right in the Loch Lomond and The Trossachs National Park. The village shop is about five minutes walk. There are two hotels with bars that do food, about three minutes walk. They're handy.
If you're outdoorsy, it's good here. You can walk from the door along the lochside. For bigger walks, there are lots of hills within a half hour drive. The Rob Roy Way passes nearby. You can cycle around the loch. If you have a boat, you can get access to the pier for a fee.
If you just want to sit, the decking is a good spot for that. Watch the water.
Facilities: it's got a washing machine, dishwasher, WiFi, TV, and parking. Bedding and towels are included. You can bring one dog. It's available over Christmas.
Useful links: Visit Scotland Walking and Forestry and Land Scotland Loch Lomond.