Sr. High Mission Trips: 1 to 2 years: September: South America: $500 to $1000: Evangelism- Friendship/Discipleship - Browse by Start year : MissionGuide.globalSr. High Mission Trips: 1 to 2 years: September: South America: $500 to $1000: Evangelism- Friendship/Discipleship - Browse by Start year : MissionGuide.global