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.

This 16th-century tower house has a little hidden secret and a connection to an Apollo astronaut.

In 1329, Christine Carpenter entered this small stone cell in the hopes of becoming a living saint.

The remains of "the Pearl of Scotland" can be found inside this church.

This unassuming stone is possibly the oldest Scottish memorial to the 13th-century knight.

An amazing model of a whale's jaw bone pays homage to the region's seafaring traditions.

Nine hundred years ago, this was the home of a feudal lord. Today all that remains is a steep mound surrounded by a deep moat.

One of the best-preserved examples of an old town lock-up in the country.

This monument depicts a harrowing event involving an escaped polar bear.

A 2,000-year-old Iron Age fort offers stunning ocean views.

A dozen cast iron leopards stand guard along the length of Aberdeen's Union Bridge.

An abandoned Yorkshire castle that is hidden in plain sight.

The last water-powered beam pumping engine in Britain.

A gap marks the spot where a now-missing stone once completed the circular arrangement at this Neolithic site.

These rose marble urinals are the most luxurious loos in Liverpool.

Considered "the most original, complete, and unimproved" circles in Aberdeenshire.

Stone monkeys adorn the buildings of this former estate.

The first Chinese student to graduate from a European university.

A rare memorial paying homage to an altruistic woman from the 19th-century.

A distinctive building that incorporates a mythical beast into its architecture.

This third-generation institution is one of the last in London that still cures its own salt beef for epic sandwiches.

Before becoming a poet John Keats studied here to become a surgeon.

It's believed a castle existed at this site since the 12th century.

A circle made up of 19 boulders has stood in Scotland's Bladnoch Valley for some 4,000 years.