Brickell on the River South 41 5 ST Unit #2403 | Imperial Real Estate Group br br br br Penthouse level 2 story 1 bedroom 112 bath loft offers great views of the bay and river. Brickell on the River South is a full service luxury building offering concierge, business center, multi level gym, sauna, steam room, racquetball court, pool area over looking Miami river, 24 hours security.