Columbia subject headings:
Excavations (Archaeology)--Guatemala.
Mayas--Antiquities.
Tikal Site (Guatemala)
Harvard subject headings:
Excavations (Archaeology)--Guatemala
Guatemala--Antiquities.
Mayas--Antiquities
Tikal Site (Guatemala)
Tikal Site (Guatemala)--Maps.
Princeton subject headings:
Excavations (Archaeology)--Guatemala.
Mayas--Antiquities.
Tikal Site (Guatemala)