Preposition of Place 'on'

In an Enclosed Space In tells us the noun is in an enclosed space (surround or closed off on all sides). Basically, when something is inside something. 

We use at in many common phrases, especially when we are talking about a place for a specific activity. 

Learn a phrase to describe an exact position. 

English Grammar Lesson about Prepositions.

1. "In" - The Preposition of Environment

2. "At" - The Preposition of Specificity

3. "On" - The Preposition of S ...

Sam explains how to use 'at', 'in' and 'on' for locations! 

Learn how to use time expression with the preposition in, on and at