Cyclists from throughout the Napa Valley rode 40,266 miles and raised some $8,742 in April as part of the April Fools Bicycle Challenge. The riders from St. Helena logged the most miles, 16,001, during the month-long challenge, which began March 31 and ended April 29. Those riding for Napa rode 13,624 miles and Calistoga riders logged in 10,641 for the month.