The early ocean known as Arabia (left, blue) would have looked like this when it formed 4 billion years ago on Mars, while the Deuteronilus ocean, about 3.6 billion years old, had a smaller shoreline.
The city consists of a small tract of lowland plains along a low shoreline, encircled by highlands (supplementary figure S1).
The property, in the hamlet of Voglers Cove on the south shore of Nova Scotia, has four miles of coastline with a small wharf, a shoreline deck and beaches.
There are no cars as far as the eye can see, just a small tuck of shoreline accessible by foot — and only by those who are willing to follow a winding dirt path.
It looks deceptively small from the shoreline, blending discreetly into the sand behind its palm trees, tan walls and discreet, blue-tiled roof but it has a good-sized swimming pool, tennis and padel (similar to squash) courts, as well as 35 bungalows, eight double rooms and four suites.
The 46301 zip code in Indiana covers a small slice of shoreline that includes the resort community of Beverly Shores.
And though no one can live on the small, rock-strewn shorelines of Ladonia, its very presence is a thorny jab at the Swedish conformity.
These days, they emerge by the thousands on sandbars or pop up in small groups along the shoreline.
IF the idiosyncratic, '40s-era cottage Alice Keller bought in Shoreline, a small city just north of Seattle, had a style, it might be called classic teardown.
