Audio clip: Adobe Flash Player (version 9 or above) is required to play this audio clip. Download the latest version here. You also need to have JavaScript enabled in your browser.

Download MP3
For today’s Geo Quiz we were looking for the largest island in the Baltic Sea — the answer is the Swedish island of Gotland. Islander Orjan Rudstedt sent us an audio postcard from Gotland featuring some rather noisy grey seals.