What does "If we get off at Wall Street, we could walk past the Stock Exchange." mean in English for Spanish?

In English for Spanish, "If we get off at Wall Street, we could walk past the Stock Exchange." means:

Si nos bajamos en Wall Street, podríamos caminar por la Bolsa.

Listen to "If we get off at Wall Street, we could walk past the Stock Exchange.": (If you have an HTML5 enabled browser, you can listen to the native audio below)

This is a phrase that is used in the GamesForLanguage English for Spanish Language Game in the following scenes:

• English for Spanish 4, Level 2, Scene 5