DAY 2:
London:
9: Have breakfast and check out.
1030: Visit the Tower of London.
11-1: Walk around, have lunch.
130: Take the EuroStar from London to Paris.
Paris:
445: Check-in to the hotel, rest.
6: Walk to La Place de la Concorde.
7: Move on to the Eiffel Tower, walk around.
815: Have dinner, return to the hotel.
DAY 3:
9: Walk down Les Champs Elysees and have brunch.
1130: Make our way to La Louvre, explore it.
4: Return to the hotel, rest.
530: Make our way to Cathedrale Notre-Dame, explore it and have dinner.
8: Return to hotel.
DAY 4:
11: Drive or take public transportation to Versailles.
12: Have lunch.
115: Walk to La Chateau de Versailles, explore it and Le Jardin, Le Grand Trianon, Le Domaine de Marie-Antoinette.
515: Return to Paris, have an early dinner, and get sleep.