REMOVE

1. ceremonial structures
2. architecture (object genre)

WHAT

1. religious buildings (2)
2. rock carvings (2)
3. sculpture (visual works) (2)

WHERE

1. Mexico (nation) (2)
2. Uxmal Ruins (deserted set … (2)
3. Yucatán (state) (2)
4. Papua New Guinea (nation) (1)

WHO

1. unknown Maya (2)
2. unknown (unknown cultural … (1)

WHEN

1. 10th century (2)
2. 9th century (2)
3. Maya (2)
4. 20th century (1)
5. Iatmul (1)