We have a few prenatal videos that may be of interest to you. Hope you will enjoy.
https://grokker.com/fitness/flexibility-and-balance/program/prenatal-fitness-with-jaime-mcfaden/5849c73c7bcad1772375794b
https://grokker.com/fitness/program/fit-mom-1st-trimester/5d0288d93859ac2f1eb7bcb7
https://grokker.com/fitness/program/fit-mom-2nd-trimester/5d94e0d2a618324287232755
https://grokker.com/fitness/prenatal-fitness/program/fit-mom-3rd-trimester/5de95b7c52b4257bb37757a7
I have attached some dance videos if you wish to try these however these are not for prenatal but you can modify to suit your level:
https://grokker.com/fitness/video/latin-dance-cardio-workout/53f4e6548baaac124dfa2382
https://grokker.com/fitness/video/funk-dance-cardio-workout/53fcafac2027e2a454a79970
https://grokker.com/fitness/video/hip-hop-cardio-dance-workout/5400c401be071be40570b165