City Guesser - City Guesser is a GeoGuessr alternative that uses real city footage. Get dropped into a random city and use surroundings like moving vehicles, people walking, and language to help you guess your location.

Skyscanner - Skyscanner.com compares over 1000 airlines to find you the cheapest airfares, fast.

GuessWhere Challenge - GuessWhere Challenge is a geo-guess quiz game where the user will be sent to a random place (city, country, street.) around the world, and he needs to guess where he is at the moment.

KAYAK - KAYAK is a travel search engine that searches hundreds of other travel sites at once. Our helpful tools & features find you the information you need to make the right decisions on flights, hotels, rental cars and vacation packages.

BigDataCloud.com - Essential APIs for eCommerce, ads, finance, CRM: IP Geolocation, Reverse Geocoding, Email/Phone Verification, Network APIs. Enhance user experience, data accuracy, and operational efficiency.

Momondo - Find cheap flights with Momondo.