GEOGRAPHY OF CENTRAL FLORIDA 121 Fig. 19. A small lake al out a mile \vest of West Apopka, Lake County, in a basin over 100 feet deep among sandy hills. Surrounding vegetation all high pine land. March 9, 1914. have no definite data on that point yet. In the southern part of Lake County there are hills that rise even higher above the lakes nearest them than Iron Mountain does. (See fig. I9.)* There are a few dry funnel-shaped depressions, suggesting limesinks, in the uplands of Orange and Polk Counties, but it has noi been demonstrated that they were formed by solution. There is said to be some lime-sink country on the west side of Lake George, which the writer has not yet. visited. The scrub areas (described farther on) are thought by some to represent ancient dunes, like those of the east coast, but their topography is not typical dune topography at all. However, it is quite possible that the .wind has moved the surface sands a little at a time through many centuries and thus rounded off the hills and hollows. The most striking characteristic of the region, and that whicl> contributes most to its scenic beauty, is its lakes, several thousand in number, of all sizes from a 'few rods to several miles in diameter. Some are traversed by or connect with rivers, while some have ne *An advertising booklet issued a few months ago by the Lake County Chamber of Commerce (and paid for by the County Commissioners), which contains a larger proportion of facts than many publications of its kind, gives the altitude of Sugar Loaf Mountain, north of Minneola, as 312 feet, which seems reasonable. (See chapter on topography, farther on.)