chk out da link MY PAKWHEELS at top..click it... u'll get a scren where it say SUBScribed Threads...those threads are da ones u just visited
for ur own threads go to da same page at left pane click "Your Profile" written at top ....u will see ur profile there will be tabs sayin:
About Me
Statistics etc..click on statistics nd u r ther click on find all threads posted by "USER".....nd see da list of threads posted by u