Yeshi is a Facebook Messenger bot whose character represents a young girl living in Ethiopia. Yeshi brings her followers along for a two and a half hour “walk” to find clean water, bringing three gallons of it back to her family. The bot was created by Lokai and the non-profit charity:water.
Article source: http://www.forbes.com/sites/levelup/2016/09/20/meet-yeshi-the-facebook-messenger-bot-that-walks-for-hours-for-water/#533f75a3522b
Photo source: By Rod Waddington from Kergunyah, Australia (Daily Water, Sof Omer, Ethiopia) [CC BY-SA 2.0 (http://creativecommons.org/licenses/by-sa/2.0)], via Wikimedia Commons