Louis Theroux: A Different Brain Filming Locations

Liverpool is a maritime city in northwest England, where the River Mersey meets the Irish Sea. A key trade and migration port from the 18th to the early 20th centuries, it's also, famously, the hometown of The Beatles. Ferries cruise the waterfront, where the iconic mercantile buildings known as the "Three Graces" – Royal Liver Building, Cunard Building and Port of Liverpool Building – stand on the Pier Head.

Leeds is a city in the northern English county of Yorkshire. On the south bank of the River Aire, the Royal Armouries houses the national collection of arms and artillery. Across the river, the redeveloped industrial area around Call Lane is famed for bars and live music venues under converted railway arches. Leeds Kirkgate Market features hundreds of indoor and outdoor stalls.

Cornwall is a county on England’s rugged southwestern tip. It forms a peninsula encompassing wild moorland and hundreds of sandy beaches, culminating at the promontory Land’s End. The south coast, dubbed the Cornish Riviera, is home to picturesque harbour villages such as Fowey and Falmouth. The north coast is lined with towering cliffs and seaside resorts like Newquay, known for surfing.