Over 20,000 individuals from 45+ nations come together for the Bucharest Half Marathon. The conclusion of the race is in front of the Parliament Palace (formerly Ceausescu Palace), the largest building in Europe and second biggest in the world. Competitors can choose from a 10K, Half Marathon, Team Relay, Children Run, and Fun Run, all of which are certified by AIMS and IAAF. The time limit for the Half Marathon is 3 hours.http://www.bucuresti21km.ro/en/participants/course/http://www.bucuresti21km.ro/en/participants/course/http://www.bucuresti21km.ro/en/participants/course/