Plan of the Ruins.—An Edifice called Akatzeeb.—Doorways.—Apartments.—Circular Mass of Masonry.—Mysterious Chamber.—Sculptured Stone Tablet.—-Majestic Pile of Building called the Monjas.—Hieroglyphics.—Rich Ornaments.—Doorways, Chambers, &c.—Remains of Painting.—The Eglesia, or Church.—Ornaments on the Façade.—Cartouches in Plaster.—Circular Edifice called the Caracol.—Apartment.—Staircase, having on each Side entwined Serpents.—Gigantic Head.—Doorways.—Paintings.—Building called Chichanchob.—Ornaments.—Row of Hieroglyphics.—Another Building.—Vestiges of Mounds and ruined Buildings.—Extraordinary Edifice, to which the Name Gymnasium or Tennis-court is given.—Ornamented Columns.—Sculptured Figures in Bas-relief.—Massive Stone Rings, with entwined Serpents.—Indian Sports.—Two Ranges of Buildings.—Procession of Tigers.—Sculptured Columns.—Figures in Bas-relief.—Richly-carved lintel.—Paintings. The Castillo.—Staircase.—Colossal Serpents' Heads.—Doorways.—Carved Lintels.—Jambs ornamented with Sculptured Figures.—Corridors.—Apartments.—Square Pillars, covered with Sculptured Figures.—Rows of Columns.—Occupation and Abandonment of Chichen by the Spaniards.—First Discovery of Chichen.—Senotes.