ents in 889. By the end of the 9th century the vast majority of Tikal's population had deserted the city, its royal palaces were occupied by squatters and simple thatched dwellings were being erected in the city's ceremonial plazas. The squatters blocked some doorways in the rooms they reoccupied in the monumental structures of the site and left rubbish that included a mixture of domestic refuse and non-utilitarian items such as musical instruments. These inhabitants reused the earlier monuments for their own ritual activities far removed from those of the royal dynasty that had erected them. Some monuments were vandalized and some were moved to new locations. Before its final abandonment all respect for the old rulers had disappeared, with the tombs of the North Acropolis being explored for jade and the easier to find tombs being looted. After 950, Tikal was all but deserted, although a remnant population may have survived in perishable huts interspersed among the ruins. Even these final inhabitants abandoned the city in the 10th or 11th centuries and the rainforest claimed the ruins for the next thousand years. Some of Tikal's population may have migrated to the Peten Lakes region, which remained heavily populated in spite of a plunge in population levels in the first half of the 9th century.
The most likely cause of collapse at Tikal is overpopulation and agrarian failure. The fall of Tikal was a blow to the heart of Classic Maya civilization, the city having been at the forefront of courtly life, art and architecture for over a thousand years, with an ancient ruling dynasty.
Modern history
In 1525, the Spanish conquistador Hernán Cortés passed within a few kilometres of the ruins of Tikal but did not mention them in his letters.
As is often the case with huge ancient ruins, knowledge of the site was never completely lost in the region. It seems that local people
