sentences:  At some point before or after this, grave robbers broke into and destroyed the underground burial chamber, but in 1972 there was still enough of it remaining to determine a layout of the chambers when they were excavated.This monument was ranked the seventh wonder of the world by the ancients, not because of its size or strength but because of the beauty of its design and how it was decorated with sculpture or ornaments.The mausoleum was Halicarnassus' principal architectural monument, standing in a dominant position on rising ground above the harbor.