A journey is usually made to physically get to another destination. It could also mean the journey we take from birth to death - life's journey.
a journey with a purpose
Estevanico's original purpose of his journey was to search for gold
the purpose of his journey was to find and reach north america
a journey with a purpose
His original purpose was to get to india for gold.
a journey with a purpose
An expeditionA pilgrimage
The main purpose of Eyre's journey was to find an overland route from the South Australian colony to Albany in the west. If such a route were found, it would mean that cattle and sheep could be overlanded to new markets instead of having to be transported by ship.
A mission!
To circumnavigate the globe
A continental trip