Tripadvisor - The Tripadvisor mobile app is available for the Android and iOS platforms. It can be used to create reviews of hotels, restaurants, and to chat with other travelers on Tripadvisor forums.
Macros - Macros – Calorie Counter and Meal Planner created and published by JosmanTek for Android and iOS devices.
Wikivoyage - the free worldwide travel guide that anyone can edit.
Human:Activity tracker - Activity tracker - Walking, running, biking and Calorie tracking
Wikitravel - This article is a Movie/TV Tour.
Strava - The #1 app for runners and cyclists