Germany, Berlin, Potsdamer Platz. Skyscrapers at Potsdamer Platz in the city of Berlin.

Germany, Berlin, Potsdamer Platz. Skyscrapers at Potsdamer Platz in the city of Berlin.

Germany, Berlin, Humboldt Forum. Humboldt Forum, a museum dedicated to human history, art and culture, located in the Berlin Palace on the Museum Island.

Germany, Berlin, Paul Loebe Haus. The Paul Löbe House is a modern glass building in Berlin's government district.

Germany, Berlin, Oberbaum Bridge. Train passing over the Oberbaum Bridge (Oberbaumbrucke) in the city of Berlin.

Germany, Berlin, Oberbaum Bridge. Train passing over the Oberbaum Bridge (Oberbaumbrucke) in the city of Berlin.

Germany, Berlin, Oberbaum Bridge. Train passing over the Oberbaum Bridge (Oberbaumbrucke) in the city of Berlin.

Germany, Berlin, Berlin East Side Gallery. Street art and murals on the Berlin Wall at the area now known as the Berlin East Side Gallery.

Germany, Berlin, Berlin East Side Gallery. Street art and murals on the Berlin Wall at the area now known as the Berlin East Side Gallery.

Airplane Wing viewed from airplane window just after sunset on a flight from the UK to Germany.

Airplane Wing viewed from airplane window just after sunset on a flight from the UK to Germany.

England Northumberland Bamburgh Castle. Fence protecting the sand dunes and vegetation near Bamburgh Castle

England, Northumberland, Embleton Bay. Waves crash againt the sea scultured rocks dominating the coastline of Embleton Bay, overlooked by the dramatic ruins of Dunstanburgh Castle.

England, Tyne and Wear, Whitley Bay. North Sea high tide waves on the beach at Whitley Bay viewed at sunrise.

England, Tyne and Wear, Whitley Bay. North Sea waves on the beach at Whitley Bay viewed at sunrise.

England, Tyne and Wear, Whitley Bay. The iconic Spanish City in Whitley Bay, viewed shortly after dawn.

England, Tyne and Wear, Whitley Bay. Pink sky at dawn viewed from Whitley Bay Promenade.

England, North Yorkshire, Yorkshire Dales National Park. Limestone pavement and a single tree at Winskill Stones Nature Reserve in the Yorkshire Dales.

England, North Yorkshire, Yorkshire Dales National Park. A single tree in the limestone pavement known as Twisleton Scars with Ingleborough in the distance.

England, North Yorkshire, Yorkshire Dales National Park. A single tree in the limestone pavement known as Twisleton Scars with Ingleborough in the distance.

England, North Yorkshire, Yorkshire Dales National Park. Ribblehead Viaduct, a railway viaduct crossing the valley of the River Ribble at Ribblehead.

England, Tyne and Wear, St Mary's Island. Pre-dawn at high tide with the north sea covering the causeway to St Mary's Island and lighthouse, a popular location near Whitley Bay.

England, Tyne and Wear, St Mary's Island. Pre-dawn at high tide with the north sea covering the causeway to St Mary's Island and lighthouse, a popular location near Whitley Bay.

England, Tyne and Wear, St Mary's Island. Pre-dawn at high tide with the north sea covering the causeway to St Mary's Island and lighthouse, a popular location near Whitley Bay.

England, Tyne and Wear, St Mary's Island. Pre-dawn at high tide with the north sea covering the causeway to St Mary's Island and lighthouse, a popular location near Whitley Bay.

England, Tyne and Wear, Cullercoats. Cullercoats Bay photographed at dawn.

England, Tyne and Wear, Cullercoats. Cullercoats Bay photographed at dawn.

England, Northumberland, Northumberland National Park. Evening light illuminates the rolling hills of Upper Coquetdale in Northumberland National Park.

England, Northumberland, Northumberland National Park. Evening light illuminates the rolling hills of Upper Coquetdale in Northumberland National Park.

England, Northumberland, Northumberland National Park. Ridlees Cairn located in the Otterburn Ranges towards the western end of Upper Coquetdale.

England, Northumberland, Bamburgh. Early morning light on the Northumberland Heritage Coast overlooked by Bamburgh Castle.

England, Northumberland, Bamburgh. Pre-dawn colours on the Northumberland Heritage Coast overlooked by Bamburgh Castle.

England, Northumberland, Bamburgh. Pre-dawn colours on the Northumberland Heritage Coast overlooked by Bamburgh Castle.

England, Northumberland, Bamburgh. Pre-dawn colours on the Northumberland Heritage Coast overlooked by Bamburgh Castle.

England, Tyne and Wear, Whitley Bay. Sand ripples on the beach at Whitley Bay near Watts Slope viewed at sunrise.

England, North Yorkshire, Yorkshire Dales National Park. Traditional Stone barns and dry stone walls near Gunnerside in Swaledale.

England, North Yorkshire, Yorkshire Dales National Park. Traditional Stone barns and dry stone walls near Gunnerside in Swaledale.

England, North Yorkshire, Yorkshire Dales National Park. Traditional Stone barns and dry stone walls near Gunnerside in Swaledale.

England, County Durham, Barnard Castle. A spring snowfall creates blizzard like conditions on farm land near Barnard Castle.

England, County Durham, Barnard Castle. A spring snowfall creates blizzard like conditions on farm land near Barnard Castle.

England, Northumberland, Warkworth. Warkworth Castle and surrounding snow covered landscape, reflected upon the still waters of the River Coquet on a winter morning.

England, Northumberland, Warkworth. Warkworth Castle and surrounding snow covered landscape, reflected upon the still waters of the River Coquet on a winter morning.

England, Northumberland, Warkworth. Warkworth Castle and surrounding snow covered landscape, reflected upon the still waters of the River Coquet on a winter morning.

England, Northumberland, Warkworth Castle. Warkworth Castle (English Heritage), a magnificent 12th century stone motte and bailey fortress, and surrounding snow covered landscape on a winter morning.

England, Northumberland, Warkworth Castle. Warkworth Castle (English Heritage), a magnificent 12th century stone motte and bailey fortress, and surrounding snow covered landscape on a winter morning.

England, Northumberland, Seaton Sluice. Sunrise at Charlies Garden, a rock formation located in Collywell Bay, Seaton Sluice.

England, Northumberland, Seaton Sluice. Sunrise at Charlies Garden, a rock formation located in Collywell Bay, Seaton Sluice.

England, Northumberland, Seaton Sluice. Sunrise at Charlies Garden, a rock formation located in Collywell Bay, Seaton Sluice.

England, Northumberland, Druridge Bay. Horse riders on the picturesque sandy beach at Druridge Bay.

England, Northumberland, Kielder Water & Forest Park. The snow covered landscape of the Bakethin Nature Reserve (Conservation area) in Northern Kielder.