April question answers
KEY:
* small and large versions. [large: Apr00.jpg small: Apr00sm.jpg]
$ two versions to be posted during day [Apr00part1.jpg Apr00part2sm.jpg]
& three versions to be posted during day 
+ unmodified version to be posted with answer [Apr00unmodified.jpg Apr00unmodifiedsm.jpg]
# unmodified version to be posted with answer or as a clue if not guessed correctly. [Apr00unmodified.jpg Apr00unmodifiedsm.jpg]
= supplementary picture to be posted with the answer [Apr00answer.jpg Apr00answersm.jpg]
2 two supplementary pictures to be posted with answer [Apr00answer1.jpg Apr00answer2sm.jpg]
! low and high quality versions [low: Apr00.jpg high: Apr00hq.jpg - no large version of low, no small version of high]
? bonus question/caption competition - Details in {curly brackets} and answer file [http://www.sucs.org/~cmckenna/photos/quizes/tq2/Answers/April/Apr00.txt]
X See answer file for details, too complicated to suAprise here
The photographer's name is in square brackets after the answer, if no name then it is me (Chris M).
// comments are inside double forward slashes //

Apr01*4   Station(1): Museum station, Sydney. Inset(2): Reconstruction of Commanding Officer's House, Arbeia Roman Fort, South Sheilds. Near platform(3): Subway to Gants Hill station. Background(4): Bridge over road at Ladbroke Grove station. [station by Eileen, all others by Chris M]
Apr02*    Liverpool Street - east end of eastbound Central Line platform.
Apr03*&#  Upney C2C wrong road signal [TMBA] //no larger version of part 1//
Apr04*    Vauxhall - roundel above entrance.
Apr05*$   Barbican - view over westbound/IR platform.
Apr06*    Moor Park from car park
Apr07*+   Hatton Cross westbound starter [MRFS]
Apr08X    //odd one out: Waterloo, Finsbury Park, Barking, Stratford. Answer: Waterloo - others are easternmost interchange between (JLE, District, Pic) and another LU line, Waterloo is westernmost on W&C//
Apr09*    Green Park - passage from Piccadilly Line to Jubilee Line.
Apr10*+=  White City - West end of westbound. Background: Shanklin, Isle of Wight
Apr11*#=  Barons Court [Mackenzieblu]. Bakckground: 1660s painted ceiling in Muchelney Parish Church, Somerset [Chris M].
Apr12*    Whitechapel - seats at western end [ATO]
Apr13*#   Wanstead Park westbound
Apr14*#2  Earl's Court stairway to Pic - [MRFS]. Backgrounds: top - People mover at Frankfurt airport [Chris M]. bottom - Buffers at Thurso station [Chris M]
Apr15*    Tooting Bec - Trinity Road exitS
Apr16*    Oxford Circus - Southbound Victoria line platform
Apr17X    //link 4: Newbury Park, Canning Town, Queens Park, Morden. Answer: all surface stations where next stop towards C London is underground//
Apr18*    Arnos Grove - roof of platforms 1 and 2
Apr19*#=  Beckton - view westbound. Background: Castell Dinas Bran near Llangollen. Water is River Thames near Tower Bridge //no answer picture for water//
Apr20#    Ealing Common Depot shunting neck [Aspect] //note no large versions//
Apr21*$   Depot light from Hornchurch Goods yard which cloased in the 1980s [TMBA]
Apr22*#=  Highgate ticket office [Mackenzieblu]. Inset: Weymouth lifeboat (Severn class) [Chris M]
Apr23*?   Southwark - Lightwell from upper concourse. {bonus: why chosen for today? answer: Shakespear's birthday, Southwark station close to Globe theatre}
Apr24*    Heathrow T123 - roundel by entrance.
Apr25*    Russel Square - mirror by bottom of lifts (departure side)
Apr26*+   Cyrpus DLR - looking north along footbridge.
Apr27*#=  Kenton - northbound platform [Chris M]. Background: Ashuburton Grove (new Arsenal stadium) while being built. [SE13]
Apr28*    Roding Valley - waiting room on inner rail platform.
Apr29*    Fulham Broadway old station [JTD]
Apr30*+   Watford Junction - entrance to car park