Can you browse the internet on a Kindle 3?

Kindle's product page says:
"Kindle's new web browser is based on WebKit to provide a better web browsing experience. Now it's easier than ever to find the information you're looking for right from your Kindle. Experimental web browsing is free to use over Wi-Fi. The experimental web browser is currently not available for some customers outside the U.S."

So, yes, you can browse the Internet on your Kindle.