All the templates are different, some show thumbnails others do not. Click the template names to see them.

Default All-out Inside-out Splash Mutton Katie
cropped thumbnails yes no no yes yes yes
proportional thumbnails yes no no yes yes yes
section description yes no no yes yes no
work description yes yes yes yes yes yes
zoom option no no no no no yes
can show share button yes yes yes yes yes no
primary color used for links, menutext, active thumbnail border menu-, section- and pagebackground menu-, section- and pagebackground menu background sections- and pages topborder links, menutext
secundary color used for links-, menutext hover menutext hover, links menutext hover, links menu background-, link hover, menu, links, work titles links-, menutext hover, active menutext