Departure from Merida.—Map of Yucatan.—Timucui.—Tekoh.—Human Skulls and Bones.—Church of Tekoh.—Convent.—A revolting Spectacle.—View from the Top of the Church.—Cura of Tekoh.—Journey continued.—A curious Basin.—Telchaquillo.—A subterraneous Well.—An extraordinary Cave.—Hacienda of Joaquin.—Ruins of Mayapan.—A remarkable Mound.—Curious sculptured Remains.—Another extraordinary Cave.—A circular Edifice.—A double Row of Columns.—Ranges of Mounds.—Arches.—Derivation of the Word Yucatan.—Ancient City of Mayapan.