SEAPORT — Take your closest look yet at the future "sea steps" of the big Pier 4 redevelopment.
SOUTH END — Resales have already commenced at the brand-new Sepia condos.
CAMBRIDGE — Go ahead and poke around Cambridge's priciest listing, a modernist gem off Harvard Square.
HUB-WIDE — Here's a map of where you can ice-skate around the region this winter for virtually nothing.
[Image: Pier 4 "sea steps"]