sentences:  Before 1881, mail for Pea Ridge was dropped at Elkhorn Inn and Tavern, a stagecoach stop, and carried to the town by horseback, buggy, or wagon.The Butterfield Company bought the stage line in 1858, making the road part of the Butterfield Overland Mail trail reaching west to California.On March 7–8, 1862, the fields around Pea Ridge Mountain and Elkhorn Tavern were the site of the Battle of Pea Ridge during the Civil War.