For travelers who want to get completely off the beaten path and experience nature up close and unfiltered, these islands should be at the top of the list.
In an effort to protect breeding zones, preserves once open to eco-tourism have been shut down. Critics say it's a misguided effort likely to backfire.
If you're ready to move to your favorite vacation spot for good, it's a good idea to ingratiate yourself to the people who have been there a lot longer than you.
Video: Arnaud de La Chesnais runs La Cabane en l'Air, which has built nearly 250 simple treehouses across France. Imitations are mushrooming around Europe, allowing whole families to go out on a limb on a budget, for as little as $100 per night.
Volcanoes are often found in remote corners of the Earth, so hopping a flight for a few days of lava-viewing usually isn't possible. Luckily, there are some obvious headliners and a few under-the-radar volcanoes that are accessible and spectacular.