Costa Rica’s diverse landscape and animal life make it an ideal destination for eco-tourism. You’ll see plenty of both on this vacation, which includes a tour of the Arenal Volcano National Park’s rainforests. There’s also some adventurous activities planned—you’ll soar through treetops on a zip line and relax in natural hot springs. Along the way, you’ll stay at hotels with tons of amenities like private gardens, pools, spas, [...]