The Tudor-style cottage in the middle of the square is not quite what it seems.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

This innovative steam machine was no doubt the most famous of the pioneer locomotives.

The massive machine creates cracking displays of indoor lightning.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

The world's largest grapevine has produced a delicious harvest at Hampton Court Palace for almost 250 years.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

The majority of the museum's large collection is held in a storage space open to the public a few times a year.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

One of 100 “Whaling Wall" murals painted in 13 different countries by a renowned marine life artist.

This hidden green space is the city's second largest conservatory.

London's only public statue of the much-married monarch adorns the gate to St Bartholomew’s Hospital.

High-end antique collection housed in a centuries-old church.

The London pub overlooks where the Mayflower was moored before setting sail for the New World.

A chaotic collection of coin-operated slot machines designed to delight and disturb in equal measure.

An small and easily overlooked archaeology museum chock full of Egyptian artifacts.

A kaleidoscopic warehouse-maze of handmade neon signs.

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

The broken skateboards that became a poignant memorial to a murdered skater.

The last remaining example of the boatmen's perches that once dotted the south bank of the Thames.

The London statue that imitates passersby.

The Metropolitan Police refurbished the blue box (perhaps not coincidentally) the same year "Doctor Who" returned to TV screens.