For 20 years, this whale skeleton has been slowly dripping oil on the floor of the museum where it hangs.

This series of landscape dioramas tell the story of New England forestry in exacting miniature detail.

Founded by the famed children's book artist, this museum spreads an appreciation of the arts through picture books.

Supposed Massachusetts Grave of a pre-Columbus Knight Templar.

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

Resonating tubes make music from highway overpass.

Expertly restored pinball machines as far as the eye can see.

According to the experts at the Guinness World's Record office, this is the longest candy counter in the world.

A cave dug by a man directed by ghosts to find pirate treasure.

America's oldest archaeological site or a muddled case of wishful thinking.

The thousands of shades on display — some toxic, others impossibly rare — are a library of more than just color.

The history of the tea trade is told in bas-relief on this historic pair of Boston doors.

This giant Boston statue of Mary is standing on a globe to show her power over the universe.

Painstakingly built dioramas sit unnoticed in a Boston office building.

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

One woman’s obsession gave birth to this lovely oddity at the Boston Public Library.

"Mock all and sundry things, but leave the saints alone."

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

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

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

Located in a beautifully restored ice house, this museum is the result of decades of hard work and devotion to the craft of plumbing.

The self-proclaimed world's smallest museum, located next to a Massachusetts sandwich chain.

This former Masonic hall has been turned into an art project that uses even more metaphysical iconography.

One man’s hobby is another man’s world of metal wonders.