well, as you can probably guess from the title, i have indeed left south america, and returned to scotland, where, on my first day back, after last weeks record breaking temperatures...it rained. welcome home!! anyway, most of last week was spent traveling. i took 4 overnight buses in 6 days. from ica, in peru, i travelled straight down the coast, to tacna, and then over the border to arica in chile, where i spent a day seeing the sights, before taking another bu...