Senior Adults Mission Trips: Costa Rica: Technical/Professional Skills: 1 to 2 years: 2024: Individuals: $500 to $1000: May - Browse by Continent : MissionGuide.globalSenior Adults Mission Trips: Costa Rica: Technical/Professional Skills: 1 to 2 years: 2024: Individuals: $500 to $1000: May - Browse by Continent : MissionGuide.global