Chapter 12 Crossing the Strait.—The Mrima.—d**k's Remark and Joe's Proposition.—A Recipe for Coffee-making.—The Uzaramo.—The Unfortunate Maizan.—Mount Dathumi.—The Doctor's Cards.—Night under a Nopal. The air was pure, the wind moderate, and the balloon ascended almost perpendicularly to a height of fifteen hundred feet, as indicated by a depression of two inches in the barometric column. At this height a more decided current carried the balloon toward the southwest. What a magnificent spectacle was then outspread beneath the gaze of the travellers! The island of Zanzibar could be seen in its entire extent, marked out by its deeper color upon a vast planisphere; the fields had the appearance of patterns of different colors, and thick clumps of green indicated the groves and thickets.