ancient historical Israel Jerusalem old rough stone surface texture Tower of David channel colour hot spring minerals nature thermal volcanic water water flow yellow architecture Catalan catalonia Catalunya emblem flag pole Spain symbol tower background black and white concrete floor gray grey square tile branch colorful Cornus Dogwood garden natural plant shrub stem winter boulder eroded erosion layers rock sedimentary worn bird birds black design elegant groningen illustration swirl swirls vector white countryside England Great Britain landscape railway rural Sussex train transport travel village