From the drop down menu, locate and click on the "Recent Activity" tab

A pop up menu will appear showing the most recent activity within your location. There are three options to toggle on and off: "New Locations", "New Checkins" and "New Photos"

You are able to view activity near your current location on the map or activity from your bookmarked stations. To change your activity feed click on the small grey arrow on the righthand side of the screen:

If you want to view activity from a specific location, click on the blue location name link to populate a list.