Home Bases and House Sits... Lake Arenal, Costa Rica Overview: Lake Arenal is a lake which is situated in the northern highlands of Costa Rica. The town of Arenal was relocated to higher ground when the lake was expanded in 1979. About 2.5-3 hours from San Jose’s international airport and 2.5 hours from Liberia’s international airport. The area surrounding the lake is as … [Read more...] about Home Bases…Lake Arenal, Costa Rica