Married Couples Mission Trips: Senior Adults: $500 to $1000: 1 to 2 weeks: Guatemala: Service Projects & Helps: Central America - Browse by Continent : MissionGuide.globalMarried Couples Mission Trips: Senior Adults: $500 to $1000: 1 to 2 weeks: Guatemala: Service Projects & Helps: Central America - Browse by Continent : MissionGuide.global