Riddle: I have cities but no houses, forests but no trees, and…

Riddle

i-have-keys-that-open-no-locks-i-have-space-but-no-room

Riddle

what-can-travel-the-world-while-staying-in-a-corner

Riddle

what-has-keys-but-cant-open-locks-sails-without-wind

Riddle

what-is-always-coming-but-never-arrives-and-when-it

Riddle

i-have-a-head-but-no-face-a-tail-but-no-body-and-i