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Photo: Stig Nygaard from Copenhagen, Denmark, CC BY 2.0 via Wikimedia Commons
This 18th-century fort was built to guard the sea approach to Copenhagen's harbor in 1786. It has a special atmosphere, and some gorgeous views over Øresund. There are several well-preserved military buildings and fortifications. A restaurant and a café have been opened in a renovated building. The only access is via Canal Tour's green hop on hop off route (summer only).
Trekroner Søfort is a sea fort at the entrance to the Copenhagen harbour. From 1713 until after World War I, Trekroner Fort was part of the fortifications of Copenhagen.
© OpenStreetMap contributors
The Little Mermaid Statue
This little lady is one of the most photographed in the world. Designed by Edvard Eriksen, Her statue was erected in 1913 to commemorate a play of the Little mermaid. The poor lady has lost her head several times, and is often subject to vandalism connected with political statements. Many visitors are often surprised by her modest size (1.25 m (3.3 ft) high). The Little Mermaid is a semi official symbol of Copenhagen.
Frederikshavn Citadel
A superbly preserved and restored star-shaped citadel. First built in 1626 as St. Anne's Bulwark and completed in 1664, it was the stronghold at the northern end of the East Rampart, which arched through the city and remains in the form of the many parks extending down to Tivoli. The Citadel now houses the Danish Defense Intelligence Service, and is a popular spot for picnics. As well as two small museums with limited opening hours: Livjæger Museum and the museum in the North Gate which displays Garrison's Historical Collections .
St. Alban's - The English Church
King Christian IX's daughter Alexandra, who was became the Queen of England was the driving force behind the erecting of this church, which is home to the English congregation in Denmark. The church was completed in 1887, and was built with some impressive flint stone walls.
The Free Exhibition
This art exhibition was established in 1891, as a protest against a censored exhibition sponsored by the royal art board — hence the name. Mainly shows contemporary art. The exhibition is housed in a remarkable, restored building that resembles an ancient Greek temple.
Teatere
This theatre is located in a remarkable old gas storage container. Mainly hosts musicals but also has plays and comedy on the program.
The only cinema on Østerbro, has an atmospheric lobby with tall plants, caged birds, and a café. Plays many Danish and European movies.