As it looks, the "Seagull" clue wasn't the only hint at the next location in the GTA series. A close look at the "Liberty City - It's over" ad from the booklet of "Episodes from Liberty City" reveals a stunning resemblance between the ad and the northern european coastline.
100°
140°
150°
140°
Ad 
150°
20°
40°
10°
40°
30°
