Rufous-tailed hummingbird (Amazilia tzacatl) folded neatly into her nest | La Fortuna, Costa Rica | 2007

The weight of raindrops | Brazos Bend SP, USA | 2007

The way out | Death Valley NP, USA | 2010

A life not meant to be | Houston, USA | 2009

All that glitters is not | Death Valley NP, USA | 2009

Obsidian slopes of Ubehebe Crater | Death Valley NP, USA | 2010

Corrugated sand | Death Valley NP, USA | 2010

Upward reaching | Death Valley NP, USA | 2009

Sand and snow | Death Valley NP, USA | 2009

On the waterfront | Port Bolivar, USA | 2010

Blue layers | Death Valley NP, USA | 2010

Laminar flow in pine | Arapaho National Forest, USA | 2008

Mare and her foal grazing on tender marsh greens | Chincoteague NWR, USA | 2009

Some are backlit | Blackwater NWR, USA | 2008

Diagonals reflected | Houston, USA | 2010

Winter morning | Patuxent Research Refuge, USA | 2010

Autumn afternoon | Bandelier National Monument, USA | 2007

Waning hours of the day | Death Valley NP, USA | 2010

Moving quickly | Chicago Cascades, USA | 2008

Dawn takeoff of avocets | Bolivar, USA | 2010

Great egret (Ardea alba) makes a great kerplunk | Chincoteague NWR, USA | 2009

Hoarfrost withdrawing | Mount Evans, USA | 2008

Pewter waters | Roatán, Honduras | 2010

Snow, wind, and sky | Mount Evans, USA | 2008

After the downpoour | Cataratas do Iguaçu, Brasil | 2008

One stands alone | Mount Evans, USA | 2008

Winter whites | Mount Evans, USA | 2008

Sunlight plays lights up the distant Bulwark Sabbionara too | Hania, Greece | 2006

Light and water refracted | Cataratas del Iguazú, Argentina | 2008

Silk fabric | Brazos Bend SP, USA | 2008

Gang of seven | Sluis, The Netherlands | 2011

The soft light along Schipdonvaart-West canal | Damme, Belgium | 2011

Bygone icon moves at the same speed as the town | Colonia del Sacramento, Uruguay | 2008

A find in the Death Valley scavenger hunt | Death Valley National Park, USA | 2010

Music in the air - a breezy day at the Beer Can House | Houston, USA | 2009

Not very happy | Colonia del Sacramento, Uruguay | 2008

An elaborate logo | Bruxelles, Belgium | 2011

Warning not heeded | Hoover Dam, USA | 2009

Classic against modern at Cementario Recoleta | Buenos Aires, USA | 2008

Playing a game of keep-away on Akti Tombazias | Hania, Greece | 2006