Sr. High Mission Trips: 3 to 4 weeks: Individuals: Internship: $1000 to $3000: Colombia: July: South America - Browse by Start year : MissionGuide.globalSr. High Mission Trips: 3 to 4 weeks: Individuals: Internship: $1000 to $3000: Colombia: July: South America - Browse by Start year : MissionGuide.global