On each category you can set a Category template style, a Top post style (grids) and a module type for article listing.

Discovering Sydney’s Must-See Attractions
Travel
Discovering Sydney’s Must-See Attractions
Get Lost in Italy and Get Ready for Relaxation
Travel
Get Lost in Italy and Get Ready for Relaxation
How to Travel Cheap: Finding a Cheap Flight
Travel
How to Travel Cheap: Finding a Cheap Flight
Russia: Exploring the Giant Lakes of Syberia
Travel
Russia: Exploring the Giant Lakes of Syberia