Organizers hope a reusable arena, lots of greener cars, and a large-scale waste management plan will help these big games have small impact.

The largest member of Spain's busy Balearic Islands has a surprisingly green side, with natural beaches and mountains as well as plenty of rural charm.

Enjoy nature and the big city with this metropolis' hot springs, night markets and progressive environmental attitude.

With lush forests, mountains and beaches, it's easy to see why Korean newlyweds and other locals love to visit.