there are 4 horizons
No, not all soils have distinct horizons. Horizons refer to the different layers of soil formed over time due to environmental factors, but some soils may lack clear horizons due to factors such as recent disturbance or lack of development over time.
A and O horizons
UK Horizons was created in 1997.
UK Horizons ended in 2004.
Unknown Horizons happened in 2008.
Unknown Horizons was created in 2008.
Horizons - Epcot - ended in 1999.
Horizons - Epcot - was created in 1983.
Burning Horizons was created in 1993.
Reaching Horizons was created in 1992.
The incorrect form is "broaden your horizons" as there can only be one horizon. Edit from another user: There may only be one horizon, but that's hardly relevant in a metaphor. The common usage is "horizons," which is also what all the online references I checked say.
Endless Horizons was created on 1953-07-03.