When you had enough of the city, you can take a day trip in to the country. Birdwatching is very popular in the Netherlands and there are many excellent birding sites close to Amsterdam: Dunes, IJmuiden, Veluwe. The best spot to go birdwatching are the "Oostvaardersplassen" This nature reserve is just 40 km outside Amsterdam. Perfect for a nice relaxing day of birdwatching during your Amsterdam trip.  You can see geese, waterfowl, white tailed eagles and many other species. You can go on you own or hire a local guide.