Serendipity Adventures is a private, custom, unique, active vacations company for families, naturalists, and adventurous people. Serendipity operates your Costa Rica vacation seamlessly, customizing everything around your dates and your priorities for adventure or nature, for luxury or simplicity. No wasted time. No crowds. No lines. We take you — by foot, 4x4, boat, balloon, horseback — to the most undisturbed places.