U.S. natural parks

Gila National Forest

New Mexico’s Gila National Forest

In the midst of the Gila National Forest in New Mexico stands this cross-topped mound. It marks the crypt and burial site of Sergeant James Cooney, and the marker besides the grave tells readers that Cooney was killed by Indians in 1880 as he tried to warn settlers about an upcoming Indian raid. What the […]

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The Pinnacle

The Pinnacle Along the Appalachian Trail

This giant pile of rocks lies close to an outlook called The Pinnacle along the Appalachian Trail, and is an example of a “cairn,” albeit gone overboard. Stacking stones into towers has served as a direction marker, memorial, or spiritual commemoration across many world cultures. The term cairn is Gaelic, and means “a heap of

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Pinchot Lake

Gifford Pinchot and His Support of Environmental Conservation

  You are looking at Pinchot Lake, the defining geographical feature of the Gifford Pinchot State Park. A short drive south from the Harrisburg state capital, this recreational area is named after America’s famed environmental conservationist. Gifford Pinchot (1865-1946) worked with the likes of Theodore Roosevelt and female conservationist Mira Lloyd Dock to promote the

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Trail Maintenance

Potomac Appalachian Trail Club

Today while hiking, my friend Erin and I happily encountered a group of folks doing trail maintainace as part of the Potomac Appalachian Trail Club. This association has very long roots in the region, dating to 1927 when a group of people began with the goals to help build a section of the 2,100-mile A.T.

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Shadow of Death

The Dark History of the Kittanning Trail

In the southeastern part of Pennsylvania, a range of mountains that make up part of the Tuscarora State Forest (see second photo) run in a crescent shape from the nine o’clock to the twelve o’clock position. And running from south to north on the western side of these mountains is route 522, which goes across

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Catoctin Park

Maryland’s Catoctin Park and the Convergence

In the north-central region of Maryland, the Catoctin Park has some of the oldest layers of the earth’s exposed mountains. The Appalachians rose out of a collision between plates in North America and Africa 200 million years ago, and parts of the convergence appear here, where the quartzite rocks you see are part of a

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Darlington Trail

South-Central Pennsylvania’s Darlington Hiking Trail

The Darlington Hiking Trail in south-central Pennsylvania runs over a seven-mile trajectory going east-west from the Susquehanna River to the Appalachian Trail, where the path turns into the Tuscarora Trail. The Darlington path actually predates the Appalachian Trail, having its origins from 1908, when people who began the Pennsylvania Alpine Club (such as the famed

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South Mountain Iron and Mining Company

The Reforestation of Pine Grove Furnace

The area comprising Pine Grove Furnace, near where this photo was taken, was practically clearcut in the 19th century as the lucrative iron works industry increased its influence. Many of the waterways were also harnessed in service to the area’s iron forges. In 1912 and 1913, the South Mountain Mining & Iron Company sold thousands

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Tuscarora Trail

South-Central Pennsylvania’s Tuscarora Trail

These images are from the northern terminus of the Tuscarora Trail, a 252-mile path from south-central Pennsylvania to the Shenandoah National Park in Virginia. In the 1960s, the security of the Appalachian Trail was jeopardized by commercial land owners. Future-minded members of the Appalachian Trail Conservancy began work on the Tuscarora Trail as a potential

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Camp Michaux

Camp Michaux at Pine Grove State Furnace Park

In south-central Pennsylvania’s Pine Grove Furnace State Park lie the ruins of one of three secret interrogation camps in the continental United States for prisoners of World War II. You are looking on the first slide at the remains of a large mess hall. Camp Michaux was originally built by the Civilian Conservation Corps in the

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Wildlife Sanctuary

The F.J. Reineman Wildlife Sanctuary

Along a particularly rocky portion of the Tuscarora Trail in Perry County, Pennsylvania, is situated a 3,037-acre wildlife sanctuary established by Florence W. Erdman in memory of her mother. The F.J. Reineman Wildlife Sanctuary dates from 1966, and the trust establishing this land gave it to Dickinson College in Carlisle, Pennsylvania, which is just near

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Gunter Valley Dam

South-Central Pennsylvania’s Gunter Valley Dam

You are looking at an ecological transformation: what you see here is the former Gunter Valley Dam, which used to block Trout Run in the Tuscarora forest of south-central Pennsylvania. The reservoir from the dam supplied the community in Shippensburg with water from the early 1960s, when it was built, until about 2010, when engineers

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Hawk Watch at Waggoner’s Gap

Since the year 2000, the Audubon Society has been involved with the site shown here called Hawk Watch. Located at Waggoner’s Gap along the Kittatinny Ridge just north of the town Carlisle in south-central Pennsylvania, Hawk Watch has a legacy of being a major corridor for thousands of hawks, eagles, and falcons who traverse across

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Cherry Springs State Park

In the far north-central region of Pennsylvania lies Cherry Springs State Park, an amazing resource that shows how important civil planning can be for enabling the natural world to profit future generations.The area’s old-growth forests were clearcut in the late 19th- and early 20th- centuries, and an airport was built there in 1935 — inauspicious

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Pennsylvania’s World’s End and Loyalsocks Park

Worlds End and Loyalsocks are magnificent and adjacent Pennsylvanian State Parks in the north-central part of the state. Thanks to the work of the Civilian Conservation Corps, Worlds End’s forests were replanted, and now Hemlock, Yellow Birch, and Red Maple join other tree species in a remarkably diverse ecology. The American environmentalist and state governor

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Central Pennsylvania’s Hemlock Natural Area

Near Big Spring State Park in central Pennsylvania lies the Hemlocks Natural Area. Made up of about 120-acres of rare old-growth forest, the region became a National Natural Landmark in 1972. There, Hemlock trees over 100 feet tall and hundreds of years old grow amidst tulip poplar, black gum, oak, and basswood trees.A small stream

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Ecological Diversity of the Chiuahuan Desert

The landscape shown here is part of a vast and ecologically diverse ecoregion known as the Chiuahuan Desert. In the second image, a map shows its expansive territory, which encompasses about 250,000 square miles (647,500 km), making it the largest desert in North America.An unusual feature of this very young ecoregion (only about 9,000 years

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Dolly Sods Outlook

Allegheny Front at the Dolly Sods Wilderness Area

This eastern-facing plateau at the Dolly Sods Wilderness Area in West Virginia is part of the Allegheny Front, a ridge-line of mountains that make up the eastern Continental Divide. To the west, water flows into the Mississippi River. To the east, it flows into Chesapeake Bay — and it almost looks like you can see

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Dolly Sods Wilderness

West Virginia’s Dolly Sods Wilderness Area

The Dolly Sods Wilderness Area in West Virginia is almost 72 square kilometers of protected lands. The ecology is unique — much of the area is between 2,000 and 4,000-foot elevation, and is filled with high-altitude marshy bogs, red spruce forests, and windswept boulders. But it did not look like this 100 years ago.In the

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