You can admire this symmetrical beauty up close, along with nearly 30,000 acres of lush rainforests and rushing waterfalls at picturesque Arenal Volcano National Park. Here, thrill-seekers can try ...

10 a.m. to 4 p.m. or 5 p.m. to 9:30 p.m. To make reservations, visit the official Ecotermales Fortuna website. La Fortuna Waterfall, Hanging Bridges, Arenal Volcano Combo Tour (1398 reviews) ...