Wikivoyage - the free worldwide travel guide that anyone can edit.
Envoy Passport - Visitor sign-in just got even easier
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.
Welkio - The best visitor sign-in software for your office
Wikitravel - This article is a Movie/TV Tour.
Wellcome - Wellcome helps create the safest and easiest office arrival experience for everyone—employees, visitors and contractors.