On a nice, clear day like today, take the opportunity to visit the Prudential Building Skywalk Observatory, Boston's tallest vantage point open to the public. With sweeping 360 degree views of the region, and a guided audio tour highlighting the important points of interest in Boston you'll get a great perspective of the city!
It's $12 for admission and the Skywalk is open 7 days a week, from 10am to 10pm, so whether its a daytime or a night view you're interested in, head on over!
Get more info on The Prudential Skywalk Observatory here