Artists and musicians now rule over this former rail station.

This elaborate Byzantine-style building was designed for a not-so-pretty purpose.

This beautiful Victorian ironwork masterpiece was built to keep London from smelling like poop.

Claiming to be the oldest hat store in the world, this historic haberdashery had a hand (and a head) in the creation of the Bowler.

An artistic tribute to the famous singer, just around the corner from where he was born.

The childhood home of Earth's alien chameleon is a humble Brixton flat.

A makeshift shrine to the late rock star is still kept up on the nondescript façade outside 1 Logan Place.

A historic London pub with prison cells in the cellar and a "spy room" on the second floor.

This pump on the bad side of Victorian London betrayed a horrifying revelation about the water supply.

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

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

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

This home on a quiet suburban street is completely covered with vibrant mosaics.

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

Originally built for London’s cab drivers, this bright green hut now serves anyone a hot drink or meal.

This overlooked street light once served as a KGB dead letter box.

A network of concealed passageways lies within a busy London Underground station.

A Roman spa buried deep beneath the City of London.

This macabre painting of a Shakespearean scene looks like something out of a nightmare.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

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

The fences outside some of South London's estates are made from recycled World War II stretchers.