Tune into the 2019 Geo Championships Semifinals TOMORROW (5/21) from 1:00 – 3:15 p.m. ET. Watch the finals on Wednesday (5/22) from 3:30 – 5:00 p.m. ET. The 2019 Geo Championships begin today at National Geographic headquarters in Washington, D.C. This event celebrates the hard work students invested this school year into the National Geographic GeoBee and National Geographic GeoChallenge. Now in its 31st year, the GeoBee is an annual competition designed to inspire and reward students’ curiosity about the…