Sr. High Mission Trips: 3 to 5 months: Internship: $1000 to $3000: March: Action International Ministries - Browse by Participant type : MissionGuide.globalSr. High Mission Trips: 3 to 5 months: Internship: $1000 to $3000: March: Action International Ministries - Browse by Participant type : MissionGuide.global