A swimming pool beside a Swiss lake with vintage cars and mountains in the background. Photographed by my grandfather, Eugene Knupke, on 35mm slide film.

This listing is for an 8×10 photographic print on Fuji Crystal Archive paper. The image shown online is a lower-resolution preview; each print is produced from a higher-quality scan of the original slide for better detail, color, and clarity.

A cable car attendant standing on a mountain platform above the clouds. Photographed by my grandfather, Eugene Knupke, on 35mm slide film.

This listing is for an 8×10 photographic print on Fuji Crystal Archive paper. The image shown online is a lower-resolution preview; each print is produced from a higher-quality scan of the original slide for better detail, color, and clarity.

A clock tower and historic buildings along the waterfront in Lucerne. Photographed by my grandfather, Eugene Knupke, on 35mm slide film.

This listing is for an 8×10 photographic print on Fuji Crystal Archive paper. The image shown online is a lower-resolution preview; each print is produced from a higher-quality scan of the original slide for better detail, color, and clarity.

A view of Lucerne’s Chapel Bridge with flowers, stone towers, and the water below. Photographed by my grandfather, Eugene Knupke, on 35mm slide film.

This listing is for an 8×10 photographic print on Fuji Crystal Archive paper. The image shown online is a lower-resolution preview; each print is produced from a higher-quality scan of the original slide for better detail, color, and clarity.

A child walking beside a dog outside a traditional Swiss barn. Photographed by my grandfather, Eugene Knupke, on 35mm slide film.

This listing is for an 8×10 photographic print on Fuji Crystal Archive paper. The image shown online is a lower-resolution preview; each print is produced from a higher-quality scan of the original slide for better detail, color, and clarity.

Two boys fishing along the water in Lucerne with a bridge and mountains behind them. Photographed by my grandfather, Eugene Knupke, on 35mm slide film.

This listing is for an 8×10 photographic print on Fuji Crystal Archive paper. The image shown online is a lower-resolution preview; each print is produced from a higher-quality scan of the original slide for better detail, color, and clarity.

A mountain view over Lake Lucerne with cabins and trees in the foreground. Photographed by my grandfather, Eugene Knupke, on 35mm slide film.

This listing is for an 8×10 photographic print on Fuji Crystal Archive paper. The image shown online is a lower-resolution preview; each print is produced from a higher-quality scan of the original slide for better detail, color, and clarity.

A close view of a Pilatus cable car moving through the clouds. Photographed by my grandfather, Eugene Knupke, on 35mm slide film.

This listing is for an 8×10 photographic print on Fuji Crystal Archive paper. The image shown online is a lower-resolution preview; each print is produced from a higher-quality scan of the original slide for better detail, color, and clarity.

A cable car traveling beside a snowy mountain high above the clouds in Switzerland. Photographed by my grandfather, Eugene Knupke, on 35mm slide film.

This listing is for an 8×10 photographic print on Fuji Crystal Archive paper. The image shown online is a lower-resolution preview; each print is produced from a higher-quality scan of the original slide for better detail, color, and clarity.

A view across the water toward the rooftops and towers of Lucerne. Photographed by my grandfather, Eugene Knupke, on 35mm slide film.

This listing is for an 8×10 photographic print on Fuji Crystal Archive paper. The image shown online is a lower-resolution preview; each print is produced from a higher-quality scan of the original slide for better detail, color, and clarity.

A Swiss chalet surrounded by flowers, gardens, and small farm plots. Photographed by my grandfather, Eugene Knupke, on 35mm slide film.

This listing is for an 8×10 photographic print on Fuji Crystal Archive paper. The image shown online is a lower-resolution preview; each print is produced from a higher-quality scan of the original slide for better detail, color, and clarity.

A traditional half-timbered building along the water in Switzerland. Photographed by my grandfather, Eugene Knupke, on 35mm slide film.

This listing is for an 8×10 photographic print on Fuji Crystal Archive paper. The image shown online is a lower-resolution preview; each print is produced from a higher-quality scan of the original slide for better detail, color, and clarity.

Red railway cars passing each other on a wooded mountainside in Switzerland. Photographed by my grandfather, Eugene Knupke, on 35mm slide film.

This listing is for an 8×10 photographic print on Fuji Crystal Archive paper. The image shown online is a lower-resolution preview; each print is produced from a higher-quality scan of the original slide for better detail, color, and clarity.

A waterfront view in Lucerne with boats, old cars, historic buildings, and a Swiss flag. Photographed by my grandfather, Eugene Knupke, on 35mm slide film.

This listing is for an 8×10 photographic print on Fuji Crystal Archive paper. The image shown online is a lower-resolution preview; each print is produced from a higher-quality scan of the original slide for better detail, color, and clarity.