Sr. High Mission Trips: 1 to 2 weeks: Americas: February: $500 to $1000: Service Projects & Helps: South America - Browse by Participant type : MissionGuide.globalSr. High Mission Trips: 1 to 2 weeks: Americas: February: $500 to $1000: Service Projects & Helps: South America - Browse by Participant type : MissionGuide.global