Costa Rica, the crown jewel of Central America, has it all. Biodiversity. Pristine jungles. Superb beaches. There’s a flurry of adventure planned on this week-long jaunt. You’ll tube the Rio Celeste. Swing through the jungle Tarzan-style. Search out exotic wildlife. Soak in thermal baths. Learn to ride a wave in one of the world’s surfing meccas. What’s not to love? And it’s all possible with just five days annual leave.