The second-largest giant sequoia in the world.

Quite simply the largest tree in the world (by volume).

Four hundred granite steps were built into this massive rock by the National Park Service.

A 19th-century cabin built into a hollowed-out Sequoia tree.

These millipedes glow not out of attraction, but as a not-too-subtle warning.

Two historic and closed cemeteries, separated by a low income apartment building.

The final resting place of the great navigator, or maybe his brother.

Once a strategically imperative naval base, portions of this Bermuda dock complex now serve cruise ships.

The final resting place for Bermuda's British military, including a man who died of sunstroke.

The world's smallest drawbridge.

In Bermuda, this formal naval residence has become a go-to for cliff-jumpers and hikers.

Where a rare geological phenomenon created a section of rock that resembles a checkerboard.

Storms, funding, and in-fighting have kept this Bermuda church from ever being completed.

One of America's most historic homes also holds a startling literary legacy.

One of the last remaining movie theatres in the country that features a rear-projection system.

This cemetery served as the only official burial grounds in Cambridge for nearly 200 years.

The statue of John Harvard isn't actually John Harvard—or even, technically, the founder of the school.

This peaceful Massachusetts graveyard was one of the first "garden-style" cemeteries in America.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

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

A gift to the children of Boston, this bronze bear represents playfulness, a spirit of love, and the warmth of big hugs.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

A New England ghost town features a trail of boulders etched with intriguing life lessons.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.