Torla, village perched on hilltop beneath Mondarruego, Huesca (Pyrenees), Aragon, Spain, Europe

Valle de Broto, Parque Nacional de Ordesa, Central Pyrenees, Aragon, Spain, Europe

Intricately carved Moorish architecture lining the Patio de Santa Isabel, The Aljaferia, Zaragoza, Aragon, Spain, Europe

Wind farm, La Muela, Zaragoza, Aragon, Spain, Europe

Detail of the recumbent effigy on the tomb of Isabella of Aragon wife of Philip III the bold, Basilica of St. Denis, Seine-St. Denis, Paris, France, Europe

Fortified walls and towers of the Aljaferia palace dating from the 11th century, Saragossa (Zaragoza), Aragon, Spain, Europe

Valle de Ordesa, Parque Nacional de Ordesa, Central Pyrenees, Aragon, Spain, Europe

Basilica of Our Lady of the Pillar, Zaragoza, Aragon, Spain, Europe

Tomb of John of Aragon, Metropolitan and Primatial Cathedral Basilica of Santa Tecla (Tarragona Cathedral), Tarragona, Catalonia, Spain

Plaza del Pilar, Zaragoza, Aragon, Spain, Europe

Arco del Dean, Zaragoza, Aragon, Spain, Europe

Plaza del Pilar, Zaragoza, Aragon, Spain, Europe

Plaza del Pilar, Zaragoza, Aragon, Spain, Europe

View of the Basilica of Our Lady of the Pillar and the Ebro River, Zaragoza, Aragon, Spain, Europe

Fortified walls and towers of the Aljaferia Palace dating from the 11th century, Saragossa (Zaragoza), Aragon, Spain, Europe

View from the Basilica of Our Lady of the Pillar, Zaragoza, Aragon, Spain, Europe

Aljaferia, Zaragoza, Aragon, Spain, Europe

Monument to Caesar Augustus, Zaragoza, Aragon, Spain, Europe

View from the Basilica of Our Lady of the Pillar, Zaragoza, Aragon, Spain, Europe

The Roman theater of Zaragoza (formerly Caesaraugusta), Zaragoza, Aragon, Spain, Europe

Torla, the verdant Ara valley and Mondarruego, Huesca, Aragonese Pyrenees, Aragon, Spain, Europe

Valle de Ordesa, Parque Nacional de Ordesa, Central Pyrenees, Aragon, Spain, Europe

Aljaferia, UNESCO World Heritage Site, Zaragoza, Aragon, Spain, Europe

View of the Basilica of Our Lady of the Pillar and Ebro River, Zaragoza, Aragon, Spain, Europe

Expo 2008 district, Zaragoza, Aragon, Spain, Europe

View of Basilica of Our Lady of the Pillar from Calle de Alfonso I, Zaragoza, Aragon, Zaragoza, Aragon, Spain, Europe

Aljaferia, UNESCO World Heritage Site, Zaragoza, Aragon, Spain, Europe

Aljaferia, UNESCO World Heritage Site, Zaragoza, Aragon, Spain, Europe

Bridge over the River Arazas, Huesca (Pyrenees), Ordesa National Park, Aragon, Spain, Europe

View from the Basilica of Our Lady of the Pillar, Zaragoza, Aragon, Spain, Europe

Plaza del Pilar, Zaragoza, Aragon, Spain, Europe

Expo 2008 district, Zaragoza, Aragon, Spain, Europe

Plaza del Pilar, Zaragoza, Aragon, Spain, Europe

St. Pablo Church and its Mudejar Steeple, San Pablo quarter, Saragossa (Zaragoza), Aragon, Spain, Europe

Valle de Ordesa, Parque Nacional de Ordesa, Central Pyrenees, Aragon, Spain, Europe

Aljaferia, UNESCO World Heritage Site, Zaragoza, Aragon, Spain, Europe

Plaza del Pilar, Zaragoza, Aragon, Spain, Europe

View of the Basilica of Our Lady of the Pillar and Ebro River, Zaragoza, Aragon, Spain, Europe

View of the Basilica of Our Lady of the Pillar and Ebro River, Zaragoza, Aragon, Spain, Europe

Expo 2008 district, Zaragoza, Aragon, Spain, Europe

Plaza del Pilar, Zaragoza, Aragon, Spain, Europe

Plaza del Pilar, Zaragoza, Aragon, Spain, Europe

Walls and towers at night of the Aljaferia Palace, dating from the 11th century, Saragossa (Zaragoza), Aragon, Spain, Europe

Plaza del Pilar, Zaragoza, Aragon, Spain, Europe

Expo 2008 district, Zaragoza, Aragon, Spain, Europe

Typical plaster geometric decor, the Aljaferia Palace, dating from the 11th century, Saragossa (Zaragoza), Aragon, Spain, Europe

Fortified walls and towers of the Aljaferia palace dating from the 11th century, Saragossa (Zaragoza), Aragon, Spain, Europe

Old town of Ainsa, Huesca, Aragon, Spain, Europe

View of the Basilica of Our Lady of the Pillar, Zaragoza, Aragon, Spain, Europe

View of the Basilica of Our Lady of the Pillar reflected in Ebro River, Zaragoza, Aragon, Spain, Europe

View of the Basilica of Our Lady of the Pillar and Ebro River, Zaragoza, Aragon, Spain, Europe

The Cathedral of the Saviour, Zaragoza, Aragon, Spain, Europe

Fortified walls and towers of the Aljaferia palace dating from the 11th century, Saragossa (Zaragoza), Aragon, Spain, Europe

Plaza del Pilar, Zaragoza, Aragon, Spain, Europe

Sala de Exposiciones La Lonja, Zaragoza, Aragon, Spain, Europe

Pico de Anayet from Col de Somport, Aragon, Pyrenees, Spain, Europe

Museo del Foro and fountains in the Plaza de la Seo illuminated at night, Zaragoza, Aragon, Spain, Europe

Aljaferia, UNESCO World Heritage Site, Zaragoza, Aragon, Spain, Europe

Aljaferia, UNESCO World Heritage Site, Zaragoza, Aragon, Spain, Europe

Celebrations of First Friday of May, Jaca, Aragon, Spain, Europe

Fortified walls and towers of the Aljaferia palace dating from the 11th century, Saragossa (Zaragoza), Aragon, Spain, Europe

Detail of plaster decor in the garden gallery dating from the 15th century, St. Isabel courtyard, the Aljaferia Palace, Saragossa (Zaragoza), Aragon, Spain, Europe

Plaza del Pilar, Zaragoza, Aragon, Spain, Europe

Plaza del Pilar, Zaragoza, Aragon, Spain, Europe

Aljaferia, UNESCO World Heritage Site, Zaragoza, Aragon, Spain, Europe

Zaragoza, Aragon, Spain, Europe

Aljaferia, UNESCO World Heritage Site, Zaragoza, Aragon, Spain, Europe

Aljaferia, UNESCO World Heritage Site, Zaragoza, Aragon, Spain, Europe

Towering cliffs above the River Arazas, Ordesa National Park (Parque Nacional de Ordesa), Huesca, Aragonese Pyrenees, Aragon, Spain, Europe

Torla, the River Ara and distant Mondarruego, Huesca (Pyrenees), Aragon, Spain, Europe

Plaza de la Seo, Zaragoza, Aragon, Spain, Europe

Bronze figures part of the Goya Monumnet, Plaza del Pilar, Zaragoza, Aragon, Spain, Europe

The Throne room, caisson ceiling, typical decor, the Aljaferia Palace, dating from the 11th century, Saragossa (Zaragoza), Aragon, Spain, Europe

Aljaferia, UNESCO World Heritage Site, Zaragoza, Aragon, Spain, Europe

Wind farm, La Muela, Zaragoza, Aragon, Spain, Europe

Town hall and Nuestra Senora des Pilar basilica, Saragossa (Zaragoza), Aragon, Spain, Europe

Valle de Ordesa, Parque Nacional de Ordesa, Central Pyrenees, Aragon, Spain, Europe

Celebrations of First Friday of May, Jaca, Aragon, Spain, Europe

Wind farm, La Muela, Zaragoza, Aragon, Spain, Europe

Water tower, Expo 2008 Work in Progress, Zaragoza, Aragon, Spain, Europe

Plaza de Toros, Saragossa (Zaragoza), Aragon, Spain, Europe

Fortified walls and towers of the Aljaferia palace dating from the 11th century, Saragossa (Zaragoza), Aragon, Spain, Europe

Facade of the famous Cafe Zaragoza, with customers, Saragossa (Zaragoza), Aragon, Spain, Europe

Field of spring flowers, near Torla, Huesca (Pyrennes), Aragon, Spain, Europe

Celebrations of First Friday of May, Jaca, Aragon, Spain, Europe

Castillo de Loarre, Loarre, Huesca, Aragon, Spain, Europe

Nuestra Senora del Pilar Basilica, with stone world sculpture Saragossa (Zaragoza), Aragon, Spain, Europe

Pyrenees mountains near Jaca, Aragon, Spain, Europe

Pyrenees mountains near Jaca, Aragon, Spain, Europe

Aljaferia, UNESCO World Heritage Site, Zaragoza, Aragon, Spain, Europe

San Juan de la Pena monastery, Jaca, Aragon, Spain, Europe

San Juan de la Pena monastery, Jaca, Aragon, Spain, Europe

Bright coloured houses, Alfonso I Street, Saragossa (Zaragoza), Aragon, Spain, Europe

Walls of Punta Gallinero and Cotatuero cascade on the Ordesa Valley's northern rim, Ordesa National Park, Pyrenees, Aragon, Spain, Europe

View west along the Ordesa Valley to distant Mondarruego and Otal peaks, Ordesa National Park, Pyrenees, Aragon, Spain, Europe

A climber tackles a severely overhanging route in the caves of the Mascun Gorge, Sierra de Guara mountains, Aragon, Spain

Basilica de Nuestra Senora del Pilar dominates the expanse of the Plaza del Pilar in the centre of Zaragoza, Aragon, Spain

Woman hiking in the Mascun Gorge, one of Europe's most popular canyoning destinations, Sierra de Guara mountains, Aragon, Spain

A climber tackles an overhanging climb in the Mascun canyon, Rodellar, Aragon, Spain, Europe

Woman hiking in the Mascun Gorge, one of Europe's most popular canyoning destinations, Sierra de Guara mountains, Aragon, Spain