Spain, Castile and Leon, Avila, City walls that were built from 1090 onwards and are among the best-preserved and most complete in Europe, looking along the northern section of the walls.

Austria, Tyrol, Innsbruck, Inn river with colourful modern houses and the snow clad Tyrolean Alps on the other side of the river.

Ireland, County Waterford, Ardmore, St Declan's Monastic site, Ardmore Round Tower.

Ireland, County Waterford, Ardmore, St Declan's Monastic site, Ardmore Cathedral, the west gable with its carved arcades and the round tower behind.

Ireland, County Mayo, Killala, Killala Round Tower.

Germany, Bavaria, Berchtesgaden, Stiftskirche and Pfarrkirche St Andreas from the snow covered Brine Line Cliff Walk above the town.

Guyana, Demerara-Mahaica Region, Georgetown, The Red House is a 19th century timber-built house and is clad in wallaba shingles. It was once the home of Dr. Cheddi Jagan, who would one day become the...

Guyana, Demerara-Mahaica Region, Georgetown, The High Court Building is a timber structure, built in 1887. It has a statue of Queen Victoria in front.

Israel, Haifa, The Bahai Gardens on the slopes of Mount Carmel in Haifa, Israel, contains the Bahai World Centre for the Bahai religion as well as the Shrine of the Bab, the founder of the religion. T...

Israel, Haifa, The Bahai Gardens on the slopes of Mount Carmel in Haifa, Israel, contains the Bahai World Centre for the Bahai religion as well as the Shrine of the Bab, the founder of the religion. T...

Israel, Haifa, The Bahai Gardens on the slopes of Mount Carmel in Haifa, Israel, contains the Bahai World Centre for the Bahai religion as well as the Shrine of the Bab, the founder of the religion. T...

Israel, Jerusalem, A view of the Dome of the Rock from the rampart above the Damascus Gate, looking across the Muslim Quarter of the Old City. The Old City of Jerusalem and its Walls is a UNESCO World...