▁R umble , ▁arg u ably ▁the ▁most ▁difficult ▁trail ▁at ▁Sug ar b ush . ▁Off ▁to ▁the ▁left ▁of ▁R umble ▁is ▁home ▁to ▁R umble ▁Wood s , ▁a ▁very ▁extreme ▁and ▁ste ep ▁woods ▁trail ▁covered ▁in ▁rock faces ▁and ▁cl iff ▁drop ▁off s . ▁R umble ▁Wood s ▁is ▁regarded ▁by ▁some ▁as ▁the ▁most ▁difficult ▁terrain ▁on ▁the ▁mountain . ▁ ▁S lide ▁Brook ▁The ▁area ▁between ▁Lincoln ▁Pe ak ▁and ▁M t . ▁Ellen ▁is ▁called ▁the ▁S lide ▁Brook ▁Bas in . ▁ ▁This ▁wood ed ▁w ilder ness ▁area ▁compr ises ▁over ▁ 1 0 0 0 ▁acres ▁( 4   km ² ) ▁and ▁is ▁ski able ▁only ▁with ▁a ▁gu ided ▁tour ▁and ▁is ▁for ▁expert ▁ski ers ▁only . ▁Some ▁of ▁this ▁terrain ▁is ▁very ▁tre acher ous , ▁and ▁it ▁is ▁not ▁rout in ely ▁swe pt ▁by ▁ski ▁pat rol . ▁If ▁you ▁follow ▁the ▁S lide ▁Brook ▁it ▁will ▁bring ▁you ▁out ▁to ▁German ▁Fl ats ▁Road . ▁When ▁the ▁sh utt le ▁bus ▁is ▁running ▁it ▁makes ▁a ▁stop ▁at ▁S lide ▁Brook ▁Road ▁( on ▁German ▁Fl ats ) ▁and ▁will ▁drop ▁off ▁at ▁either ▁Lincoln ▁or ▁Ellen ▁base ▁areas . ▁The ▁two ▁areas ▁of ▁Sug ar b ush , ▁Lincoln ▁Pe ak ▁and ▁M t . ▁Ellen ▁are ▁connected ▁by ▁a ▁two ▁mile ▁long ▁chair l ift ▁known ▁as ▁the ▁S lide ▁Brook ▁Express ▁Qu ad . ▁The ▁Qu ad ▁mainly ▁oper ates ▁on