Return to Gasko—Thunderstorm—Attacked by Rebels—Enemy repulsed—Retrograde Movement—Eventful Night—Turkish Soldiers murdered—Montenegrin Envoy—Coal-Pit—Entrenched Camp assaulted—Return of Omer Pacha to Mostar—Distinctive Character of Mahometan Religion—Naval Reorganisation—Military Uniforms—Return to Mostar—Dervisch Bey—Zaloum—Express Courier—Giovanni—Nevresign—Fortified Barrack—Mostar—Magazine—Barracks—Wooden Block-houses—European Commission—Tour of the Grand Vizier—Enquiry into Christian Grievances—Real Causes of Complaint—Forcible Abduction of Christian Girls—Prince Gortschakoff's Charges—The Meredits—Instincts of Race.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.CHAPTER XV.