Sr. High Mission Trips: 1 to 2 months: Eastern Asia: Evangelism- Open Air/Street: over $3000: Mongolia: Groups: 2024 - Browse by Continent : MissionGuide.globalSr. High Mission Trips: 1 to 2 months: Eastern Asia: Evangelism- Open Air/Street: over $3000: Mongolia: Groups: 2024 - Browse by Continent : MissionGuide.global