Motion tracking in my lab, RPI, January 2006.

Peter defeats me with a massive snowball, Cambridge, February 2005.

Old dictionaries are the best dictionaries, Clifton Park, May 2005.

Rain in the Tetons, Wyoming, August 2004.

Street art, Athens, April 2008.

Satay and lime juice, Newton Food Court, Singapore, October 2008.

Cirque of the Towers in the Wind River Range, Wyoming, August 2004.

Saint Peter's Basilica, Vatican, April 2007.

A trailside fungus, Inman Gulf, June 2005.

Self portrait, Vienna, April 2007.

Arriving in Budapest, Hungary, April 2007.

Vader and crew — my old Star Wars toys, Troy, December 2005.

Feeling lazy, Troy, December 2005.

Sarajevo at dusk, Bosnia, March 2007.

My sister and I on her graduation day, Hamilton College, May 2006.

Flower in profile, Troy, May 2005.

Self portrait, Newport, May 2005.

Cheers! Athens, April 2008.

Buda Castle and the Danube at night, Budapest, March 2007.

Petronas towers, Kuala Lumpur, Malaysia, October 2008.

Exiting the Grand Canyon of the Tuolumne, Yosemite, August 2006.

El mercat de la Boqueria, Barcelona, April 2005.

Statue at Schonbrun, Vienna, April 2007.

At the beach on Sentosa, Singapore, January 2009.

Athens from the Acropolis, Greece, April 2008.

Kimberlee teasing Luke, Adams, December 2005.

Siesta, Barcelona, April 2005.

Riding in a tuk tuk, Bangkok, Thailand, November 2008.

Monks cleaning a chedi, Chiang Mai, March 2003.

Romanian commuter, Satu Mare, April 2007.

Section 47, Arlington National Cemetery, Washington, July 2005.

Relaxing in Verona, Italy, March 2002.