Sunday: Buckingham + Westminster + 5:00 PM Tea (walking-first)
12:00
Start from hotel area and head to Westminster (walk + Tube).
12:40
Westminster core: Big Ben, Parliament, Westminster Abbey (outside/quick pass).
14:00
Walk through St James’s Park to Buckingham Palace.
15:00
Relaxed park/photo block nearby (no lunch stop).
16:15
Easy walk + buffer to tea venue near Buckingham.
17:00
☕ English tea (fixed).
18:45
Return to hotel area (walking/Tube).