1. Take the District, Jubilee, or Circle lines to Westminster station
2. From Westminster Station, exit the station and walk northwest on Parliament Street
3. Continue walking down Parliament Street until you reach the Houses of Parliament with Big Ben prominent at the north end of the Palace of Westminster.
4. You will also pass the following landmarks on Parliament Street:
- Whitehall Palace
- Cabinet Office
- Horse Guards
- Ministry of Defence
- Admiralty Arch
5. The total walking time from Westminster station to Big Ben is about 5-10 minutes.