To activate the new hotness, Twitter users must go to their Settings pages and click "Enable Geotagging."

Twitter用户如果想激活该功能，需要打开设置（settings）页面，然后点击“激活地理标签（Enable Geotagging）”。

Geotagging has become a pretty popular thing to do with photographs. It's just interesting for us to see on a map where a photo was taken.

人们热衷于为图片加上地理标签，在地图上看到照片的拍摄位置可是件很有趣的事。