Sr. High Mission Trips: Action International Ministries: Internship: $1000 to $3000: 2 to 3 years: Southern Africa - Browse by Continent : MissionGuide.globalSr. High Mission Trips: Action International Ministries: Internship: $1000 to $3000: 2 to 3 years: Southern Africa - Browse by Continent : MissionGuide.global