#install.packages(c("rnaturalearth", "rnaturalearthhires"))
library(rnaturalearth)
oz <- ne_states("australia")
tas <- subset(oz, name == "Tasmania")
## trad spatial plot
library(sp)
plot(tas)
## gg-spatial plot
library(ggplot2)
tasdf <- fortify(tas)
## Regions defined for each Polygons
ggplot(tasdf, aes(x = long, y = lat, group = group)) + geom_polygon(fill = "grey")