I've heard amazing things about the Ziplining in Costa Rica. Monteverde specifically. That would be the place I'd want to go 
http://journeys4good.com/wp-content/uploads/2012/02/Cloud-Forest-Bridge-travelmuse.com_.jpg
http://journeys4good.com/wp-content/uploads/2012/02/Cloud-Forest-Bridge-travelmuse.com_.jpg


