There are the remains of various other tows on the field , most notably the access tow below the top buildings that operated in the early 1990s before snow became unreliable .
People obtained 4WDs , and an old learners tow just below the top buildings .
There are the remains of various other tows on the field , most notably the access tow below the top buildings that operated in the early 1990s before snow became unreliable and people obtained 4WDs , and an old learners tow just below the top buildings .