Boeung Keng Kang 1 (BKK1), bordered by Sihanouk, Norodom, Mao Tse Toung, and Monivong Boulevards, has been considered the city's 'foreigner quarter' since the 80s. The area is the base for many NGOs, embassies, expatriate residences and hotels catering to long-term visitors. The whole of Boeung Keng Kang 1 is dotted with visitor-oriented businesses hotels, restaurants, bars, silk shops, massage spas, travel agents and realtors, with the greatest concentration of businesses at the northern end in the Street 278/282 area, particularly between Streets 51 and 63. Street 278 is lined with restaurants, bars, shops and small hotels frequented by an interesting mix of NGO and IO workers as well as tourists and expatriates. The Street 278 area is well worth a visit and a stroll anytime of day, but especially for lunch or dinner, or even better, in the early evening when the bars are cafés are full and the street is at its liveliest.