ARCHITECTURE. 275 judge from the arrangement of the wall, was not likely to be distinguished by any architectural devices. At the top of the mound, which is slightly rounded, a few blocks of limestone are sprinkled about ; remains, it may be, of a crowning respecting which no opinion can be advanced. The action of rain water has nearly blocked up the opening of the passage, which can only be entered by crawling on all fours (Fig. 183). It is roofed over with large slabs of limestone, and is very low to about eight metres from the threshold, when it sud- denly slopes upwards to a height of close upon two metres, to sink very gradually again. The gallery leads to a series of chambers, whose level is sunk one metre (see plan, Fig. 184). The first is little more than a widening of the passage. Its walls, as those of the other two apartments, FIG. 182. Plan of tumulus. Weber, Plate I. Fig. 3. FIG. 183. Longitudinal section, Weber, Plate I. Fig. 3. are made of stones of large calibre, smoothed over with care. The next room is 2 m. 50 c. by 2 m. 70 c. wide. Here the builder found the space to be covered much too large for the materials at hand ; to get over the difficulty he put triangular
