British Museum

Best time : Always busy but you can book in advance with Firstcall 01714200000. Avoid lunch hours. Most school parties have gone home by 15h00.
Hours : Monday to Saturday 10h00 to 17h00
Sunday 14h30 to 18h00
Address : Great Russel Street, WC1
Directions : Underground to Tottenham Court Rd.

Museum of London

Best time : Late afternoons during the week. Free admission after 16h30 Tuesday to Friday.
Hours : Tuesday to Saturday 10h00 to 17h50
Sunady 12h00 to 17h50
Address : 150 Wall Street, EC2
Directions : Underground to St Paul's or Barbican.

Victoria and Albert

Best time : Quietest during the week. Book for major exhibitions in advance 01719388638.
Hours : Monday 12h00 to 17h50
Tuesday to Sunday 10h00 to 17h50
Address : Cromwell Road, SW7
Directions : Underground to South Kensington.

Science Museum

Best time : Quietest during school holidays. Free after 16h30 Monday to Friday.
Hours : Daily 10h00 to 18h00
Directions : Underground to South Kensington.

National Maritime Museum

Best time : Arrive before 11h30.
Hours : November to February Monday to Saturday 10h00 to 17h00 Sunday 14h00 to 17h00
March to October Monday to Saturady 10h00 to 18h00 Sunday 12h00 to 17h00
Directions : Boat from Tower Bridge, Westminster or Embankment.