I picked photography because my only other option was gardening, and I can't keep plants alive
Ah - photography.  The art and practice of creating images and memories.  Not to worry - what do you want to know about photography?
What was the first photograph a picture of?
Based on history of photograph, the first photo was done in 1717 which captured cut-out letters on a bottle of light sensitive slurry.  It has definitely evolved to what we see today.
Huh, that's really cool! Thank you for sharing! Who took that first photograph?
Someone by the name of Johann Heinrich Schulze.  
That sounds like it's maybe German?
Johann Heinrich Schulze
Johann Heinrich Schulze (12 May 1687 – 10 October 1744) was a German professor and polymath from Colbitz in the Duchy of Magdeburg.
History.
Schulze studied medicine, chemistry, philosophy and theology and became a professor in Altdorf and Halle for anatomy and several other subjects.
Notable discoveries.
Schulze is best known for his discovery that the darkening in sunlight of various substances mixed with silver nitrate is due to the light, not the heat as other experimenters believed, and for using the
for Dody's approach to the craft, she reflects in her personal papers (1980s):
I have always approached photography as an artist. The first thing I learned about photography was that it is seeing---pre-visioning---with the eye and not the apparatus of the camera. Anyone can learn the basic mechanics first, but then you experiment. Photograph what you know to begin, but try to look, to see with a fresh eye. Images are everywhere around us---in our own backyard. I