Denmark is a Scandinavian country comprising the Jutland Peninsula and numerous islands. It's linked to nearby Sweden via the Öresund bridge.

Derby is an English city on the banks of the River Derwent in Derbyshire. The Derby Silk Mill Museum of the industry lies in the Derwent Valley. West of the river are the Derby Museum and Art Gallery, home to Joseph Wright paintings.

Dortmund is a city in Germany’s North Rhine-Westphalia region. It's known for its Westfalen Stadium, home to the Borussia soccer team. Nearby
is marked by the Florian Tower, with its observation platform.

Dresden is the capital city of the German state of Saxony and its second-most populous city, after Leipzig. It is the 12th most populous city of Germany.

Dunedin is a city in New Zealand, at the head of Otago Harbour on the South Island’s southeast coast. It's known for its Scottish and Maori heritage, Victorian and Edwardian architecture, and a large student population.

Durango is a small city in southwestern Colorado, near the New Mexico border. The 19th-century Durango & Silverton Narrow Gauge Railroad steam train passes mountains and canyons.

El Angel is a town located in the northern Andes of Ecuador, capital of the Espejo canton in the Carchi province.

Estelí, officially Villa de San Antonio de Pavia de Estelí is a city and municipality within the Estelí department.

Estonia, a country in Northern Europe, borders the Baltic Sea and Gulf of Finland. Including more than 1,500 islands, its diverse terrain spans rocky beaches, old-growth forest and many lakes.

A favela is a type of low-income slum neighborhood in Brazil that has experienced historical governmental neglect as well. The first favela, now known as Providência in the center of Rio de Janeiro, appeared in the late 19th century.