Croton Aqueduct, in New York City.

City Park, Philadelphia, Penn., the largest public park in the world.

Lake Superior, the largest lake in the world.

Mammoth Cave, in Kentucky.

Niagara Falls, a sheet of water three-quarters of a mile in width with a fall of 175 feet.

Natural Bridge, over Cedar Creek, in Virginia.

New State Capitol, at Albany, New York.

New York and Brooklyn Bridge.

The Central Park in New York City.

Yellowstone National Park, in Wyoming Ter.

Washington Monument, Washington, D. C, 555 feet in height.

Yosemite Valley, California, 51 miles from Coulterville. A valley from 8 to 10 miles long, and about 1 mile wide. Has very steep slopes about 3,500 feet high; has a perpendicular precipice 3,089 feet high, a rock almost perpendicular, 3,270 feet high; and waterfalls from 700 to 1,000 feet high.