Event Organiser is a plugin for displaying events. events are special posts that can can be displayed in a variety of ways including a calendar view. Events have dates and can have locations. Events can be ordered by date as opposed to the usual ‘date posted’ order.
Ww have an example blog showing just some of the plugin’s features: Events Organiser – Examples: these are not real events
The plugin has an extensive site of its own giving a lot more information: « Event Organiser Docs. NB, so of the documentation refers to as pro version that is not installed on Glow Blogs.