A well-known and widely-used concrete finish, exposed concrete or aggregate gives you unlimited creative options to choose from. If you want a certain colour scheme or theme, this would be the best option for you. Not just decorative, adding aggregate also makes surfaces skid-resistant and durable.
There are a variety of themes to choose from with this method. Size and amount of rock, grading are among the other things that are to be considered when deciding the feel that you want.