A few things I took for granted when I lived in the US.

sidewalks
my hair salon
AC
indoor heating
dishwashers
colorful Fall leaves
snow
that Spring explosion of flowers
bread
cheese
bagels
Mexican food
Christmas break
tape dispensers
lick-stick envelopes
stores that carry shoes in my size
the car
big dryers
big washers
big everything
ubiquitous debit/credit card acceptance
fresh air
clean drinking water
sandwiches
peanut butter
sausage
maple syrup
miles
pounds
inches
Fahrenheit
streets without stray dogs
nutrition labels
cushioned furniture
Soft Scrub
not seeing cockroaches
not needing mosquito nets
headless/feetless chickens
English