Shishaldin, Isanotski, and Roundtop Volcanoes lined up in a row on a rare crystal clear Aleutian day.

Birds and crab fishing vessels silhouetted in a spectacular Bering Sea sunset.

Makushin Volcano smoking away on the west end of Unalaska Island. Seen from a vantage point near Dutch Harbor.

The American Falls of Niagara Falls viewed from Canada

The American Falls of Niagara Falls viewed from Canada

Sleeping Bear Point hiking trail

North Bar Lake Overlook Trail in the fall

The Herrick Feed Mill at Herrick, South Dakota.

Rolled bales of hay west of Brownlee in the sand hills

Blasted tree stumps serve as reminders of the tremendous power of the Mt. St. Helens eruption of May 18, 1980, over 30 years prior to this picture. Note the fallen trees all pointed away from the direction of blast.

Mt. St. Helens showing its blasted away side and resurgent dome in the center. Thirty years after the May 18, 1980 eruption there still is minimal vegetation covering the most affected slopes of the volcano.

Mt. Hood, one of the great strato-volcanoes of the Cascade Range.

Snake River Falls south of Valentine, Nebraska.

Monticello, home of Thomas Jefferson, on a fall afternoon.

Falls of the Grand Canyon of the Yellowstone

Hot springs at Yellowstone National Park

Birthplace of George Washington

Mount Shasta

The Devil's Thumb of the Alaska coastal ranges rises above the morning fog of the Inside Passage at Petersburg, Alaska.

From left to right, Shishaldin, Isanotski, and Round Top volcanoes make a grand spectacle.

Early morning haze gives an ethereal aspect to Chickamauga and Chattanooga National Military Park.

Early morning valley fog fills the river valleys between Missionary Ridge and the Appalachian Mountains far to the east. Looking east from Lookout Mountain.

Early morning advection fog over the Tennessee River below the Market Street Bridge and Walnut Street Bridge.

Hang glider launching from Lookout Mountain Flight Park

Moon and Venus Trenton, Georgia. Looking west from Lookout Mountain at sunset.

Site of the movie "Field of Dreams." Enjoying a game of pickup softball on an idyllic summer day. "Shoeless Joe" Jackson is watching from the cornfields.

Baseball is ubiquitous throughout the United States. The softball field at Ruby, Latitude 64 45 North, within a 120 miles of the Arctic Circle. The field is cleared in early summer and by late summer local flora has overtaken the outfield. Long. 155 30 W.

A glassy Yukon River reflects early morning clouds at Ruby. Looking upriver.

Looking upriver at Ruby on the Yukon River on a sunny afternoon.

A beautiful gravesite overlooking the Yukon River at Ruby.

The E. L. Patton Bridge over the Yukon River along the Dalton Highway. This bridge does double-duty, supporting both car and truck travel between Fairbanks and Deadhorse, Yukon Territory, and also the Alaska Pipeline. This bridge is only 40 miles below the Arctic Circle at Lat. 65 52 N., Long. 149 43 W.

A scene along the Yukon River between the Dalton Highway and Ruby. A rainbow over the forest primeval.

Canoe trekkers stop along the Yukon River between the Dalton Highway and Ruby to view lichen (orange material) covered rock outcrop.

A late night view of beautiful wildflowers along the south bank of the Yukon River during the summertime twenty-four daylight just below the Arctic Circle.

A view at Eklutna Lake, a major water source for the city of Anchorage.

A view at Eklutna Lake, a major water source for the city of Anchorage.

A braided stream with a cliff of volcanic ash? or perhaps glacial moraine? on the far bank.

An early spring view of the bridge over the Mississippi River on U.S. Highway 52 connecting Sabula, Iowa, with Savanna, Illinois.

The Eastern Continental Divide near Cumberland. To the east waters drain into Chesapeake Bay, to the west waters drain into the Gulf of Mexico.

The Casselman River in western Maryland.

A spring along the Youghiogheny River.

Riverboat days remembered on a barn. The steamboat Liberty was the last steamboat packet that ran in the Wheeling, West Virginia, area. It was built in Clarington, Ohio, in 1912, and dismantled in 1938.

The former State Capitol building at Vandalia.

A scene in Southern Illinois on the National Road, also known as "The Road That Built the Nation." Thomas Jefferson signed the legislation authorizing construction of the original road in 1806 stretching from Cumberland, Maryland to Vandalia, Illinois, later extended to St. Louis.

The Mississippi River Bridge at Alton, Illinois, looking west.

The Lewis and Clark statue at St. Charles.

A typical scene along the Katy Trail. Limestone bluffs to the right, river to the left.

The Katy Depot at Sedalia, built in 1896. The Missouri Pacific Railroad first arrived in Sedalia in 1861 as it was the trail head for the great herds drove north from Texas following the Civil War. The television Rawhide series was based on these cattle drives.

The county courthouse in Ottawa.

A reconstructed calaboose at the northern end of the Santa Fe Trail - a and trade route from 1822 onward. Today the Santa Fe Trail is roughly followed by the Santa Fe Trail Scenic Byway.