staging post 
noun
A place at which people, vehicles, or aircraft regularly stop when making a particular journey: the island was used by the company as a staging post for its ships figurative a staging post in the sport’s history...
- It's very wild country and after nearly one hundred kilometres of this, the track arrives at Gangotri, the last staging post on the journey.
- Britain was then mainly interested in the area as a staging post on routes to its empire further east.
- Its 3,000 ft volcanic peaks make it unsuitable for agriculture or industry, but Britain colonised it almost 350 years ago as a staging post for shipping.
- anarchic
- anarchical
- anarchically
- anarchism
- anarchist
- anarchistic
- anarcho-capitalism
- anarcho-capitalist
- anarchy
- an army marches on its stomach
- an arrow in the quiver
- an article of faith
- Anasazi
- Anasazi bean
- anastigmat
- anastigmatic
- anastomose
- anastomosis
- anastomotic
- anastrophe
- anastrozole
- a nasty one
- a nasty piece (or bit) of work
- a nasty taste in the mouth
- anat.