London, the capital of England and the United Kingdom, is a 21st-century city with history stretching back to Roman times. At its centre stand the imposing Houses of Parliament, the iconic ‘Big Ben’ clock tower and Westminster Abbey, site of British monarch coronations. Across the Thames River, the London Eye observation wheel provides panoramic views of the South Bank cultural complex, and the entire city.

Lisbon is Portugal’s hilly, coastal capital city. From imposing São Jorge Castle, the view encompasses the old city’s pastel-colored buildings, Tagus Estuary and Ponte 25 de Abril suspension bridge. Nearby, the National Azulejo Museum displays 5 centuries of decorative ceramic tiles. Just outside Lisbon is a string of Atlantic beaches, from Cascais to Estoril

Cádiz is an ancient port city in the Andalucia region of southwestern Spain. The home of the Spanish Navy, the port boomed in the 16th-century as a base for exploration and trade. It has more than 100 watchtowers, including the iconic Torre Tavira, which was traditionally used for spotting ships. On the waterfront is the domed, 18th-century Cádiz Cathedral, featuring baroque and neoclassical elements.

Casablanca is a port city and commercial hub in western Morocco, fronting the Atlantic Ocean. The city’s French colonial legacy is seen in its downtown Mauresque architecture, a blend of Moorish style and European art deco. Standing partly over the water, the enormous Hassan II Mosque, completed in 1993, has a 210m minaret topped with lasers directed toward Mecca.

Las Palmas is a capital of Gran Canaria, one of Spain’s Canary Islands off northwestern Africa. A major cruise-ship port, the city is known for duty-free shopping and for its sandy beaches. At Playa de Las Canteras, a coral barrier lines the beach and shelters swimmers. The annual Las Palmas de Gran Canaria carnival brings together flamboyantly costumed performers, music and dancing.

Santa Cruz de Tenerife is a port city on the island of Tenerife, in Spain’s Canary Islands. Well-preserved buildings in its old town include the colonial Church of the Immaculate Conception. The 1700s Palacio de Carta has baroque and neoclassical features. In the Old Civil Hospital, the Museum of Nature and Man has interactive displays on the islands. The city’s squares include the central Plaza de España.

Arrecife is a port city on the east coast of Lanzarote, one of Spain’s Canary Islands. In the old quarter, the 17th-century San Ginés Church has a bell tower and a Mudéjar-style ceiling. The Agustín De La Hoz mansion now houses a cultural center. Playa del Reducto beach has golden sand and calm waters. The International Museum of Contemporary Art displays abstract works in San José Castle, an 18th-century fortress.

Funchal is the capital city of Portugal’s Madeira archipelago. It’s backed by hills, and known for its harbor, gardens and Madeira wine cellars. The centuries-old Funchal Cathedral, which mixes Gothic and Romanesque styles, is notable for its carved wooden ceiling. Fronting the harbor is the São Tiago Fortress, built in the 1600s. It now houses the Contemporary Art Museum, with a large collection of Portuguese works.

Ponta Delgada, on São Miguel Island, is the capital of the Azores archipelago of Portugal. The striking, 3-arched city gates and the Gothic-style Church of St. Sebastian are near the harbor. The Convent and Chapel of Our Lady of Hope houses a revered image of Christ. The Carlos Machado Museum offers diverse artifacts of Azorean culture. The city is a gateway to the crater lakes of Sete Cidades, to the northwest.

Vigo is a city on Spain’s northwest coast. The mouth of the nearby Vigo Estuary is sheltered by the Cíes Islands, which form part of the Atlantic Islands National Park. The Cíes are known for their rich birdlife and crescent-shaped Rodas Beach. The city’s old quarter is home to the neoclassical Church of Santa María. The Castro de Vigo archaeological site has reconstructed ancient dwellings.

London, the capital of England and the United Kingdom, is a 21st-century city with history stretching back to Roman times. At its centre stand the imposing Houses of Parliament, the iconic ‘Big Ben’ clock tower and Westminster Abbey, site of British monarch coronations. Across the Thames River, the London Eye observation wheel provides panoramic views of the South Bank cultural complex, and the entire city.