Photograph of driftwood floating down a river.

Photograph of a body of water surrounded by concrete. Driftwood floats downstream. The water is surrounded by trees.

Aerial photograph of a body of water surrounded by trees.

Photograph of a body of water with minimal flow at 11:25 am.

Photograph of a body of water. Driftwood is floating downstream.

Photograph of a body of water surrounded by trees.

Photograph of driftwood floating down a river.

Photograph of a body of water in which driftwood is floating.

Photograph of a river in which driftwood is floating.

Photograph of a body of water.

Photograph of a river. Driftwood is being pulled downward.

Photograph of a river surrounded on either side by trees. Near the middle of the image, there appears to be a dam across the river, made of sticks and natural materials. Handwritten text on the back of the photograph says: "California Crossing 11-77,Looking Downstream From Above Dam."

Photograph of an aerial view of Martin Weiss taken from the South-East. Paved streets line the perimeter of the park spreading out through the residential community. Key features of the park includes a dirt baseball field with a set of bleachers and a swimming pool beside a network of walking paths. Deep green canopies of trees obscure large portions of the surrounding area.

Photograph of Arbor Park located in Dallas, Texas. The park is shown in the center of the picture on a section of land partially covered by trees. Power lines are shown along the top and bottom of the photo, and two roads along the bottom and left side of the park intersect at the corner of the picture.

Photograph of Bachman Lake Park and its surrounding area located in Dallas, Texas. The park is visible around Bachman Lake, which moves down the center of the photo. Cars drive along both sides of the lake as well as across it on a bridge, and Dallas Love Field sits to the left side. Many small buildings are visible to the right of Bachman Lake.

Photograph of Bayonne Park located in Dallas, Texas. Approximately six blocks of what seems to be residential area is pictured. Many similar buildings occupy these blocks, and a small patch of land with trees sits in the center of the photo.

Photograph of Bayonne Park and its surrounding area located in Dallas, Texas. The majority of the picture is made up of several blocks of a residential area with many houses and trees. Behind this area, a train passes on a railroad, and in front of the houses, several cars park at what appears to be a large warehouse.

Photograph of Beckley Heights Park and its surrounding area located in Dallas, Texas. The park, which sits at the center of the photograph, contains a baseball field, playground, and what appears to be a swimming pool. A school is visible on the left side of the photograph, and the park is surrounded by residential suburbs on all other sides. Starkey Street and Highcrest Drive are shown on the parks right and top sides respectively.

Photograph of Buckner Park and its surrounding area in Dallas, Texas. The park is visible in the center of the photograph, to the right of N Carroll Avenue and above Victor Street. The immediate surroundings mostly appear to be residential buildings, and some larger buildings are visible in the distance as well as at the very bottom of the picture.

Photograph of Bulova Homecoming Cemetery and its surrounding area in Dallas, Texas. The cemetery, which is largely covered by dense trees, is located below Highway 45, which runs horizontally across the top of the photograph. To the bottom right of the cemetery, a railroad is visible.

Photograph of of Bushman Park and its surrounding area in Dallas, Texas. The park sits in the center of the picture, in front of WW Bushman Elementary School and behind the Boys and Girls Club of Greater Dallas. Residential suburbs are visible behind and in front of the park.

Photograph of Casa Linda Park and its surrounding area in Dallas, Texas. The park, located in the center of the photograph, is outlines by San Saba Drive, Old Gate lane, and a railroad on its left, right, and upper sides respectively. It is surrounded by residential suburbs.

Photograph of Celestial Park and its surrounding area in Dallas, Texas. The park sits near the center of the photo, below a road, which runs horizontally across the upper portion of the picture. Two small buildings and one larger one are visible near the bottom of the photograph. Dense trees cover the majority of the area.

Photograph of Cole Park and its surrounding area in Dallas, Texas. The park sits in the center of the picture, above McKinney Avenue, below Cole Avenue, and to the left of Elizabeth Street. It is surrounded by similarly shaped, rectangular subdivisions with buildings of varying sizes. Some much large buildings are visible in the distance.