Excursion to Blato—Radobolya—Roman Road—Lichnitza—Subterraneous Passage—Duck-shooting—Roman Tombs—Coins and Curiosities—Boona—Old Bridge—Mulberry Trees—Blagai—Source of Boona River—Kiosk—Castle—Plain of Mostar—Legends—Silver Ore—Mineral Products of Bosnia—Landslip—Marbles—Rapids—Valley of the Drechnitza.Wealthy Christians—German Encyclopædia—Feats of Skill—Legend of Petral—Chamois-hunting—Valley of Druga—Excavations—Country Carts—Plain of Duvno—Mahmoud Effendi—Old Tombs—Duvno—Fortress—Bosnian Frontier—Vidosa—Parish Priest—National Music—Livno—Franciscan Convent—Priestly Incivility—Illness—Quack Medicines—Hungarian Doctor—Military Ambulance—Bosna Serai—Osman Pacha—Popularity—Roads and Bridges—Mussulman Rising in Turkish Croatia—Energy of Osman Pacha.CHAPTER XVI.