(Almost) every four years, February gets an extra day. The easiest explanation for why we have leap days is that it takes 365.2422 days for our planet to complete one revolution around the sun. Four year's worth of extra rotation adds up to about one extra full rotation, and thus one extra day.
We've been given not only one extra hour, but an entire day! How will you carpe diem (seize the day)? Here are an assortment of ideas to maximize your extra 24 hours.