The often-overlooked ruins of one of the first buildings designed by famous landscape architect Frederick Olmsted.

The bears may be gone, but their old cages can still be found.

An easy-to-miss garden in Boston's North End honors the mother of JFK and others who lost children in WWII.

In 1958, an MIT fraternity pledge laid down on this bridge and instituted a new, unique unit of measurement.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

Harry Houdini plunged into the Charles River and performed one of his escape acts here in 1908.

This roadside dinosaur park offered up lumpy neon thunder lizards in the name of kitsch and education.