Space

2. A designated area within a building that is enclosed by walls and used for a specific purpose.
4. The expanse of space that seems to be over the earth like a dome.
5. A large body of water surrounded by land.
8. A barren area of land with little or no precipitation and few or no plants.
10. A very large expanse of sea, typically one of the main areas into which the world's oceans are divided.
12. A large area of land covered with trees and undergrowth.
13. A natural underground chamber or series of chambers, typically formed by erosion.
15. A piece of land surrounded by water.
16. A public area of land designed for recreational activities and enjoyment.

1. A building used as a dwelling for one or more people.
3. An outdoor area with plants, flowers, and sometimes a lawn, used for cultivation or relaxation.
6. A public road in a town or city, typically with buildings on one or both sides.
7. A sandy or pebbly shore by the sea or a lake.
9. A large area of land covered with trees and undergrowth.
11. A large natural elevation of the earth's surface, typically with steep sides and a pointed or rounded top.
14. A large, flowing body of water that moves towards a lake, ocean, or another river.