Lost cities

2. a deep hole dug in the ground to provide water 4. a block for building houses 5. the system of passages for water and waste in a town or city 7. a place where people live together 8. a piece of jewellery that goes around your wrist 9. containers, often used for food

1. a type of clay that is moulded and then baked in the sun to harden 3. a mixture of water and soil 6. a man-made object