That includes traveling to Jerusalem for the annual feasts. Anything short of that and you are dammed. You can't pick and choose the OT commands you want to keep.
God, in he bible, never requires anyone to travel to Jerusalem to keep the feasts.
I am not impure during menstuation and will not wash a sheet I touch less than 7 days after. I will not sacrifice animals. I will not allow my husband to have other wives and concubines. I go by NT strictly, with the exception of the ten commandments.