Rules for using the prepositions - in / at / to / nothing - prepositions of place and movement.

IN
Use 'in' with static (non-movement) verbs and cities, countries, states, etc.:

• stay in the USA
• work in New York

AT
Use 'at' with static (non-movement) verbs and places:

• at the cinema
• at work
• at home

TO
Use 'to' with verbs of movement such as go, come, drive, etc.:

• go to work
• drive to California

IMPORTANT NOTES

The use of “nothing”

With verbs of movement and the noun 'home'

• He went home.
• They drove home.

With the verb 'visit'

• She visited France last summer.