Sr. High Mission Trips: $500 to $1000: 1 to 2 weeks: Costa Rica: April: Evangelism- Friendship/Discipleship - Browse by Participant type : MissionGuide.globalSr. High Mission Trips: $500 to $1000: 1 to 2 weeks: Costa Rica: April: Evangelism- Friendship/Discipleship - Browse by Participant type : MissionGuide.global