Explore and discover Costa Rica by water and land with this combo tour of Lake Arenal. Enjoy the unique experience of mountain biking through lush forest and gliding across the mystic waters of the Arenal lake all while reveling in the extraordinary beauty of the Arenal Volcano.    First, enjoy a 2-hour kayak across Lake Arenal and its surrounding islands. Keep an eye out for local birds such as ospreys, kingfishers, and neotropic cormorants. You will also have the opportunity to spot wildlife such as howler monkeys, spider monkeys, white-nosed coatis and sloths. Once you are finished kayaking, relax lakeside and enjoy a light fruit and power bar picnic before setting out on your mountain biking adventure through natural paths, traditional Costa Rican neighborhoods and small rivers.