Bangsar is the name of the a part of town just south-west of KL Sentral (Brickfields). Bangsar is one of the more affluent parts of down with some luxury condominiums and villa typo of housing areas occupying a hill with a few nice view over town..
The commercial area of Bangsar Baru around Jalan Telawi and its side streets is where the action is. The area is popular hang-out place for expat and local yuppies but also food lovers of any kind. The many popular restaurants in the area. At night clubs and pups attract the night life crowd. The also 2 shopping malls (Bangsar Village 1 and 2) and various shops in the area. There is a Pasar Malam (night market) every sunday.
Getting to Bangsar
Easiest way is to take taxi from downtown KL (around RM10-20) . The Bangsar LRT stop (Kelana Jaya line, one stop past KL Sentral) is also not that far, but it will take a 15min walk to reach Jalan Telawi.
Changkat Bukit Bintang
Changkat is a street of mostly 2-storey pre-war colonial buildings which are turned into pubs, restaurants and clubs. It is one the most happening nightlife and clubbing areas in Kuala Lumpur.
Nightlife area at Jalan Doresmy. Nightlife spot for the rich and beautiful. Row of refurbished colonial-era shop houses.
Fernloft KL @ Chinatown
Hostel near Central Market and Chinatown, branch of Fernloft group of hostels Singapore
Classic Inn Budget Hotel
Budget Hotel near Bukit Bintang, located just behind Berjaya Times Square shopping mall
Luna Bar, Kuala Lumpur
Super-chic breezy rooftop bar with a pool in the middle (but you cannot use it unfortunately) and one of the best night views in town
Wats around Kota Bharu, Kota Bharu
There are a few impressive thai buddhist temple between Kota Bahru and near thai border in the north
Tanah Rata, Cameron Highlands
Main town in the Cameron Highlands (with Brinchang to the north and Ringlet to the south). Most budget guesthouses are here and it is the starting point for many jungle trails.