Where is Sketch?

Sketch - Leferrin Sketch - Зоопарк Edinburgh Butterfly & Insect World Sketch - Bettyhill Sketch - Swordley Sketch - Thurso Castle Sketch - Achaina Sketch - Marine Hotel Sketch - Borghi Sketch - Inverari Castle Sketch - Buckingham Palace Sketch - Churchill War Rooms Sketch - Covent Garden Sketch - Hyde Park Sketch - Harrods Sketch - Kensington Palace Sketch - Leicester Square station Sketch - London Eye Sketch - London Heathrow Airport Sketch - London Sketch - Madame Tussauds Sketch - National Gallery Sketch - One Aldwych, London Sketch - Royal Albert Hall Sketch - Tate Modern Sketch - Selfridges, Oxford Street Sketch - Truefitt & Hill Sketch - Victoria and Albert Museum Sketch - Wembley Park station