Features of Attractions, Activities and Places of Interest could be:

• location
• what to see and do there
• opening hours
• price
• any other relevant, interesting info, history, etc

   
An activity is something you DO or take part in eg:

rafting, mountain biking, guided tour, wine tasting, tramping

A facility is something that is designed to enhance or improve the experience of a tourist or provide assistance, depending on the destination or attraction eg.

visitor centre, restaurant, bar, camping hut (in national park or wilderness area)