adult
advice
book
caucasian
closeup
concentration
desaturated
education
expertise
guidebook
holding
horizontal
human finger
human hand
ideas
information medium
inspiration
intelligence
learning
leisure activity
lonely planet
looking
mature adult
mature student
occupation
one person
open
page
paper
people
people traveling
photographic effects
reading
retro revival
river
riverbank
selective focus
sitting
sunset
teacher
text
textbook
toned image
travel
university
vacations
wisdom