Golden Gate Park (center) in San Francisco, where the first "tweet" was sent. (Photo by Hispalois)

Few people know this, but for all the time techies spend indoors in cubicles, the first test Tweet was actually sent from a park.

That's the story told by Twitter founder Jack Dorsey.

In 2000, the young coder lived in San Francisco and had developed a program that let him repost an email to as many people as he wanted.

To try it out, he went for a walk in the famous Golden Gate Park. The park actually covers more than 1000 acres. But what's unusual about the terrain is that the land originally consisted of sand dunes.

There are other weird facts about the park.

For example, bison live there. That's correct, right in the middle of the city. The buffalo graze in a meadow to represent the original herds that