Spain, Castile and Leon, Avila, Avila Cathedral tower viewed from the walkway along the interior perimeter of the city walls that were built from 1090 onwards and are among the best-preserved and most...

Spain, Castile and Leon, Avila, City walls that were built from 1090 onwards and are among the best-preserved and most complete in Europe, viewed from the walkway along the interior perimeter of the w...

Spain, Castile and Leon, Avila, City walls that were built from 1090 onwards and are among the best-preserved and most complete in Europe, viewed from the walkway along the interior perimeter of the w...

Spain, Castile and Leon, Avila, City walls that were built from 1090 onwards and are among the best-preserved and most complete in Europe, viewed from the walkway along the interior perimeter of the w...

Spain, Castile and Leon, Avila, City walls with the brick steeple of the former Carmelite convent El Carmen above the Puerta del Carmen viewed from the walkway along the top perimeter of the walls.

Natural history, Insects, Wasp Beetle Mimic on flower petal, viewed from above.

Transport, Air Travel, Private Planes, Chipmunk T10. Stationary red and white painted plane viewed from a low angle.

Spain, Castile, Segovia, Segovia Cathedral is a Gothic-style Roman Catholic cathedral located in the Plaza Mayor of the city, dedicated to the Virgin Mary, it was built in the Flamboyant Gothic style...

Spain, Castile, Segovia, Segovia Cathedral is a Gothic-style Roman Catholic cathedral located in the Plaza Mayor of the city, dedicated to the Virgin Mary, it was built in the Flamboyant Gothic style...

Spain, Basque Country, Bilbao, City Hall in the Baroque style dating from 1892 viewed through a sculpture by Jorge Oteiza in front of the building.

Ireland, North, Derry City, The Bogside, Viewed from the City Walls.

England, Oxfordshire, Oxford, All Souls College and its famous twin towers viewed from the quadrangle.