Adult Mission Trips: June: Action International Ministries: Evangelism- Open Air/Street: 1 to 2 years: $500 to $1000 - Browse by Continent : MissionGuide.globalAdult Mission Trips: June: Action International Ministries: Evangelism- Open Air/Street: 1 to 2 years: $500 to $1000 - Browse by Continent : MissionGuide.global