set tit "Trip to Istanbul 21 - 25 Mar 2007"
set label "+ ams" at    4.763385 , 52.30907		# Amsterdam, The Netherlands
set label "ist +" at   28.8152778, 40.9766667 right	# Istanbul, Turkey

set key

set xrange [-25:45]
set yrange [35:70]
plot 'europe-cil-3-10.dat' t "Coastlines" w l ls 2, 'europe-bdy-3-10.dat' t "Borders" w l ls 1, \
     'asia-cil-3-10.dat' t "" w l ls 2, 'asia-bdy-3-10.dat' t "" w l ls 1, \
     'africa-cil-3-10.dat' t "" w l ls 2, 'africa-bdy-3-10.dat' t "" w l ls 1, \
     '2007-tr-01.dat' t "Istanbul, Turkey" w l ls 4 

set xrange [15:35]
set yrange [34:44]
replot

unset label