. >> reporter: john racanelli is the c.e.o. president.ic he says the pu and the professionals-- have become increasingly disenchanted with this s >> we need to get out of that awful era that we've been rough for the last 100 years of caging animals. >> reporter:ut habitat-based organizations, places that really try to give the animals c that kind ice and control, create naturalistic setting for them, reeate habitats as best we can, i think that's the best hope we have for hums to be able to continue to connect with animals in an increasingly urbanized distant world. >> reporter: but that is not possible here in baltimore's inner harbor. that reality, coupled with a loominneed to spend up to $30 million to repair and renovate this 26-year-old fility, prompted racanelli to announce a bold decision in 2016. the show will not go on. and despite all the doting care, the dolphins' days here are numbered. in 2020, the aquarium plans to move its captive dolphins to a large outdoor sanctuary. an enclosed, yet natural, environment that n