$1000 to $3000 Mission Trips: 1 to 2 months: Austria: Senior Adults: Evangelism- Friendship/Discipleship: August - Browse by Participant type : MissionGuide.global$1000 to $3000 Mission Trips: 1 to 2 months: Austria: Senior Adults: Evangelism- Friendship/Discipleship: August - Browse by Participant type : MissionGuide.global