Mt. McKinley's eternal snow-cap towers 20,320 feet—the highest point on the North American continent. Wide valleys, worn by such meandering streams as the Kuskokwim and the mighty Yukon, are filled with unique and colorful plants and animals. Big game hunting and fishing are unparalleled. Moose, bear, Dali sheep and caribou are plentiful. Arctic grayling, salmon, and spectacular trout abound in lakes and rivers. About 95 percent of Alaska is still public domain, where adventure can be enjoyed on a grand scale. Alaska, home of the Eskimo, Indian and Aleut, remains untamed.

Q. Circle the outline which illustrates the structure of the paragraph and underline the topic sentence: ▼ ▲ ♦ ▊.