The San Blas archipelago must be one of the most stunning in the world, set in the blue waters of the Caribbean.

Trekking through the high passes of Tibet, exploring wildlife in Ecuador's jungles, or canoeing down a river in Utah. Here are 4 very cool and eco-friendly vacation getaways.

Eco-tourism became a buzzword about 20 years ago, and since then it's success can be measured by how the concept has spread globally. There are companies and organizations everywhere from Costa Rica and Panama, to Tibet and Gabon, that help travelers enjoy exploring the world in an ecological and sustainable way