May. It consists of three events: the children's carnival (), the battle of carnival bands, and the carnival proper. Attracting about 100,000 visitors, it is the biggest carnival in Scandinavia and one of the largest in northern Europe. Hjallerup Market in Hjallerup, about northeast of Aalborg is one of the oldest and largest markets in Denmark and is the largest horse market in Europe. Held for three days in the beginning of June, it annually attracts more than 200,000 people and 1200 horses. In 1999, Aalborg was for the first time one of the four host ports in The Tall Ships Race (then Cutty Sark Tall Ships Race) of that year. The city hosted the world's largest event for sailing vessels again in 2004, 2010, and 2015 Major venues Aalborgs Kongres & Kultur Center, designed in a functional style by Otto Frankild, was completed in 1952. The centre's main component, the Aalborg Hall, can be divided into sections. The complex also contains a hotel, restaurant, bowling alley, and a number of meeting rooms. The smaller Europahallen was added in 1991, making the centre the largest in Scandinavia. With over 100 theatrical and musical presentations per year, it offers international stars, opera, ballet, musicals, classical concerts, productions for children as well as pop and rock concerts. It can accommodate audiences of up to 2,500. Aalborg Teater, built in 1878 and subsequently modified by Julius Petersen, seats 870 in the main auditorium. First privately owned, the theatre is now controlled and owned by the Danish Ministry of Culture. While most productions are housed in the main hall, the building can accommodate up to four shows at once in halls of varying sizes. Over the years, the theatre has produced a wide selection of drama and musicals. Nordkraft is a cultural centre in a former power plant near the harbour. It has theatres, a cinema, and concert facilities. Kunsthal Nord, established in the centre in 2009, arranges up to five exhibitions a year of all forms of contemporary art, especially of local origin but also from other parts of Denmark and beyond. It serves as the exhibition centre for KunstVærket, the North Jutland centre for the arts, and also works in collaboration with the modern art museum Kunsten designed by the Finnish architect Alvar Aalto. In the same neighbourhood, a huge concert hall, Musikkens Hus, designed by Coop Himmelb(l)au, opened in 2014. It