An elaborate, hidden model train in the Needham Town Forest.

A massive rotating globe sits at the center of Babson Park.

A historic bridge with a lovely acoustic anomaly.

These impressively detailed battle scenes depict the violence and tragedy of war in miniature.

The former site of an all-but-forgotten colonial landmark is now remembered by an often overlooked bas relief.

This historic Boston building has gone from personal estate to porn theater and back again.

A unique music museum housed in a historic Boston theater.

A plaque memorializes the Boston location of one of the largest nightclub fires in history.

The former locus of Boston's high culture has been shuttered and buried for over 70 years.

Statue commemorating the use of ether in anesthesia.

Painstakingly built dioramas sit unnoticed in a Boston office building.

An enormous, inside-out glass globe built in 1935.

America’s oldest community theater, this Boston club has been in operation since 1877.

This hotel was the site of major events in sports and radio history. It was also used as a detention center during World War II.

One of the now-less-hidden floral gems of the "Emerald Necklace."

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

This Dutch-styled residential building was originally a cocoa company's World's Fair showpiece.

The oldest playground in America.

The 1920s child prodigy author was last seen here at her Brookline home before vanishing at age 25.

Radical Bookstore and Community Space.

From bench to vandalism to art, this silly prank seat was funny enough to become permanent.

This electronics repair store celebrates the history of computers.

The world's largest piece of copyrighted artwork.

This beautiful architectural gem was the first waste treatment facility in Boston.