*Click on a photograph for a larger image


Conic Sections


Ohi'a and A'a
Hawai'i Volcanoes National Park


Water Tower #2
Bartlesville, Oklahoma


Cypress Trees
Big Cypress National Preserve


Seydisfjord, Iceland


Cypress in Fog
Caddo Lake, Texas


Stone Staircase
Fort Knox, Maine


Beech Sapling
Acadia National Park


Low Tide Passage
Hopewell Rocks, New Brunswick




Fireplace Tool
Stratton Brook Hut, Maine


Pine Board
Flagstaff Hut, Maine


Porch
Stratton Brook Hut, Maine




Colorado River
Grand Canyon National Park


Barn and Snowdrift
Mount Vernon, Maine


Hopkins Stream Shore
Mount Vernon, Maine




Grand Canyon Sunrise
Grand Canyon National Park


Hamilton Cottage
South Berwick, Maine


Theater at Monmouth
Monmouth, Maine




Colorado River Bank
Grand Canyon National Park


Tree Stump and Shadow in Snow
Yellowstone National Park


Minerva Terrace
Yellowstone National Park




Oak Tree
Shenandoah National Park


Palm Trees
Kona, Hawai'i


Nancy Cascades
White Mountain National Forest




Milkweed
Shenandoah National Park


Beach Cobble
Acadia National Park


Dead Tree in Fog
Hawai'i Volcanoes National Park




Lava Formation
Hawai'i Volcanoes National Park


Grass and Lava
Kekaha Kai State Park


Driftwood
Carrying Place Town, Maine




Tombstones
Chesterville, Maine


Deer Creek Canyon
Grand Canyon National Park


Near Ubehebe Crater
Death Valley National Park




Gun Casement
Fort Knox, Maine


Oak Leaves and Frost
Mount Vernon, Maine


Tamarisk and Canyon Wall
Grand Canyon National Park




Rock in Gibbon River
Yellowstone National Park


Grand Canyon Sunset
Grand Canyon National Park


Silver Grotto
Grand Canyon National Park




Sinawava
Zion National Park


Fungus
Round Pond, Maine


Gold Cup Mine
Gunnison County, Colorado




Flagstaff Hut
Carrying Place Town, Maine


Prairie
Carlsbad National Park


Rocks Near Shore
Holeb Pond, Maine




Alluvial Fan
Death Valley National Park


Pools
Step Falls, Maine


Stone Wall
Camden, Maine




Golden Canyon
Death Valley National Park


From Clear Creek
Zion National Park


Chromatic Pool
Yellowstone National Park




Dead tree in snow
Yellowstone National Park


Anvil
Bent's Fort Colorado


Birthday Peak
Chafee County Colorado




Moth Orchid


Orange Spring Mound
Yellowstone National Park


Black Sand Basin
Yellowstone National Park




Southwest of Conata
Picnic Area
Badlands National Park


Enchanted Rock
Llano County, Texas


Beaver Pond
Gunnison County, Colorado




Beauty Pool
Yellowstone National Park


Androscoggin River
Rumford, Maine


Turtle Island
Fayette, Maine




Spasmodic Geyser
Yellowstone National Park


Mammoth Hot Springs
Yellowstone National Park


North of Checkerboard Mesa
Zion National Park




Old Door
Santa Fe, New Mexico


Pond
Grand Teton National Park


Mount Moran
Grand Teton National Park




Market Street Bridge over Susquehanna
Harrisburg, Pennsylvania


Tincup Mine Boiler
Gunnison County, Colorado


Three Trees
Osage County, Oklahoma




Sand Hills
Sheridan County, Nebraska


Irrigated Field
Nance County, Nebraska


Early Crescent Moon




Mount Adamant and the Blackfriars
British Columbia


Evening Forest
Grand Teton National Park


Liberty Cap
Yellowstone National Park




Alna Meeting House
Alna, Maine


Cedars in Snowstorm
Bartlesville, Oklahoma


Candle




Sphinx
London, England


The Tetons
Grand Teton National Park


Honey Locust
Niagara Falls, Ontario




Water Tower
Bartlesville, Oklahoma


Bear Lake
Chaffee County, Colorado


Alna Meeting House #2
Alna, Maine




Community Center Balcony
Bartlesville, Oklahoma


Railway Bridge
over Susquehanna
Harrisburg, Pennsylvania


Century Plant
Carlsbad Caverns National Park




Bartlesville Community Center Stage Door
Bartlesville, Oklahoma


Outside the Music Building
Trinity University


Inside the Music Building
Trinity University




Dutch Elm
Niagara Falls, Ontario


Tin Cup Mine
Gunnison County, Colorado


Western Juniper
Yosemite National Park




Canary Spring
Yellowstone National Park


Giraffe
Fort Worth, Texas


California Redwoods
Jedidiah Smith State Park, California




Railway Bridge over Susquehanna #2
Harrisburg, Pennsylvania


Thunderstorm
Tarrant County, Texas


Coptis Trifoliata
Snowmass - Maroon Bells
Wilderness




Beech Leaf, White Pines
Needles, and Snow
Mt. Vernon, Maine


Gneiss
Coos Canyon, Maine


Cedar Trunk in Snow
Dallas Plantation, Maine




Orange Spring Mound in Winter
Yellowstone National Park


Gum Tree
Bartlesville, Oklahoma


Eight Miles West
of Mullin, Nebraska