If the batteries are of the same type, i.e. both are NiMH or both are Lithium-ion, then you can use a higher capacity (i.e. higher mAh) battery instead of the lower one. The reverse is also true.
People visiting Table Rock are not allowed beyond the Mill Creek Watershed boundary, which is clearly marked with numerous signs. As mentioned earlier, the Mill Creek Watershed is a closed watershed and no public access is allowed, as it is the municipal water source for the city of Walla Walla, Washington.
Rock Creek Falls. These remote waterfalls are located on the side of Unaka Mountain in Unicoi County, TN. The photo here of the main (or upper) falls doesn't really do it justice. The way the water plunges 50 feet down its two tiers is unique and beautiful -- and difficult to adequately capture.