Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

360° views of the city plus five floors of optical illusions and hands-on science.

These mysterious mazes carved on the rock may be up to 4,000 years old.

A legendary rocking stone, returned to its clifftop perch.

The excellent acoustics of this natural amphitheater made it a popular preaching spot for the founder of the Methodist Church.

A writer's tiny retreat built from salvaged shipwreck timbers.

A holy well supposedly infused with a saint's spirit flows within this quaint chapel.

This ancient church, rebuilt at least 3 times, is flanked at all sides by history.

Now nearly dry, this lake is said to be the ancient home of the Lady of the Lake, and was once thought to be bottomless.

A unique waterfall that some believe attracts the fairfolk.

The ruins of an 11th-century Norman castle with a rare, perfectly circular shape.

A open air theatre built on a cliff by an eccentric British woman.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

After years of slow decline, a derelict Gothic castle is now being restored to life.

These medieval monastery ruins are surprisingly overlooked by most tourists.

This aging storage facility is the world's largest brick warehouse.

This shell of a historic manor house on the Isle of Wight is said to be the most haunted site on the island.

Modern commuters still pass through this 2,000-year-old Roman archway.

Legend has it the famous Robin Hood would attend mass at this 12th-century Cistercian abbey in Sherwood Forrest.

The oldest surviving glass furnace cone in Western Europe.

This historic franken-chapel is the oldest wooden church in the world, at least part of it.

Art Deco and “Wrenaissance” mash-up, this recently restored royal residence has been home to kings and comes with secret monkey passages included.

Angels, demons, and tortured souls on a giant wall mural in a little church.

The undercroft is a spectacular example of medieval Cistercian architecture.