Places CL Tee Wants to Go

This 50-foot-deep sinkhole created in the 14th century is home to rare plants and fungi.

Enigmatic tombs and cave dwellings on the outskirts of a rural village.

The remains of a 1st-century aristocratic Roman town house featuring beautiful well-preserved mosaics.

Overshadowed by other, more famous Maltese catacombs, this ancient burial chamber has one of the best examples of a ritual agape table.

The Jesus tree of Malta bears a striking resemblance to Christ on the cross.

These lesser-known Maltese catacombs date back over 1,700 years.

This prison on the Maltese island of Gozo is almost 500 years old, and they have the graffiti to prove it.

A hidden tunnel of bones in one of Malta's oldest churches.

A Roman spa buried deep beneath the City of London.

One of the world's largest collections of pathological specimens.

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

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

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

This collection of illusory paraphernalia has been culled from the history of London's premier magician's club.

Undone by Prohibition, this abandoned brewery-turned-flour mill is now ready for its third act.

The golden age of flight captured in a downtown airport.

This recently restored timepiece has stood all around Kansas City.

How did the front of a supersonic jet make its way to a display case in a Kansas City yard?

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

The world's largest collection of fine-scale miniatures and one the nation's largest collections of antique toys.

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

A massive museum preserving the United States culture and the home of Abraham Lincoln's sleigh.

In one man's basement, the world's largest collection of Kansas City Chiefs memorabilia is on display.

Salina's eye-catching giant mural depicting children at play is painted atop a century-old mill elevator.