water had to be freely used to cool it down; time after time a half-finished mould would fall away from the heated surface and the labour would have to be gone through again. All moulding had to be done with our
own hands, as no native could be found competent to help us; and as I was still busy on the survey, the heavier share fell to Mr. Sweet, who stuck to his task manfully until the paper was all used up; I hope some day soon to show him the fine cast of the interior of the building which is now exhibited at the South Kensington Museum.
To the east of the Great Ball Court are two structures which Diego de Landa, Bishop of Yucatan, writing in 1566, describes as "two small theatres built of stone, with four stairways, and paved with flagstones at the top, on which they say they played farces and comedies for the solace of the public." He then goes on to describe the sacred 'cenote as follows:
"There runs from the patio in front of these theatres a beautiful broad causeway to a pool about two stone throws off. In this pool they have had, and had at that time, the custom to throw into it live men as a sacrifice to the Gods in time of drought, and they hold that these men do not die although they are never more seen. They threw in also many things made of precious stones and other things which they prized, so that if this land has had gold in it, it would be in this pool that most of it would be, so greatly did the Indians revere it.
"This pool has a depth of fully seven fathoms to the surface of the water, and is more than a hundred feet across and is round in shape, and it is a wonder to look at, for it is clean cut rock down to the water, and the water appears to have a green colour, and I think this is caused by the trees which surround it—and it is very deep.
"There is on the top, near the opening, a small building where I found
