An aptly-named street near the birthplace of the modern LGBT rights movement.

This mausoleum is the final resting place of one of St. Louis's richest and most tragic families.

The first rural cemetery west of the Mississippi is home to the elaborate tombs of St. Louis' local beer barons.

One man's unrequited love stands in a glass box forever.

This unassuming riverbank is Missouri’s first designated site in the National Underground Railroad Network to Freedom.

A living memorial to the trees London lost during the Great Storm of 1987.

This Underground station has been a popular filming location for decades, even before it closed.

The handiwork of a underdog clockmaker who solved an impossible problem for an Empire, and forever revolutionized seafaring.

This ancient oak plays host to carvings of magical elves, gnomes, witches, and other creatures prominent in local folklore.

Dictionary Johnson’s favorite feline.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

The bridge is a secret gallery of discarded gum that has been transformed into miniature masterpieces.

A sculpture outside London's oldest cathedral honors the Mohegan chief who died while petitioning the king.

Originally meant to hold a statue of King William IV, this support sat empty for years. Today, it hosts a rotating cast of public artwork.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

These ornate arches show how the course of the River Thames has changed.

An agreement meant to honor the Duke of Buckingham led to this unusually-named passageway near Charing Cross.

An unusual ode to the late Irish playwright, complete with a squiggly bust and coffin-shaped bench.

Behind a bodega is a small museum of relics and ephemera showcasing the history of New York.

The anatomical-pathological collection of a man who changed surgery.

Soon after its unveiling, this giant inverted globe sparked controversy and was vandalized.

Buried for centuries, this hidden cellar is all that remains of London's medieval Whitefriars Monastery.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.