Acardia is a nice landscape template for Joomla, designed by Glenn Thomas and published on the website of Joomlabamboo. Its layout based on Bootstrap and is optimized by Zentools as well as T3 Theme Magic. Arcadia comes with flexible theme options, 9 header styles combined with 9 coloured rows. A mega menu is included. You can use this template with Joomla 2.5 and Joomla 3.0. The download is commercial.