A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

The world's oldest hologram gallery and the labyrinthine laser laboratory of a holography pioneer.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

A celebration of capitalism in Midtown.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

One of only two commuter aerial tramways in the United States.

Read a book next to a Midtown waterfall.

A hands-on traveling collection of the innovative devices of yesteryear.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

A virtually untouched "home on the hill" for the flora and fauna of Rhode Island.

This memorial garden is the final resting place of many beloved pets including that of a famous explorer.

The ruins of a Massachusetts prison farm can still be found crumbling the woods of a state park.

A steampunk wonderland that preserves America's history of industrial innovation.

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

Unlike other abandoned asylums this empty institution welcomes visitors, just don't go in the buildings.

A spooky and decrepit mental health facility is slowly being replaced with newer digs.

This railroad tunnel was once the longest in Massachusetts.

A historic bridge with a lovely acoustic anomaly.

These whimsical works of art tell the story of the city's past and present.

This "life-size" depiction of Mickey Mouse as a half-lobster is both whimsical and a bit creepy, standing guard over the Boston waterfront.