See 6 repurposed Boeing 747s with unusual second lives, from a Swedish hotel to a scuba site in Bahrain

The 747 hotel in Sweden had a room in the cockpit. : Edwin Remsberg / VWPics/Universal Images Group via Getty Images A handful of retired Boeing 747 airliners have been given a second life.

An ex-passenger 747 was turned into a hotel in Sweden, while another is a dive site in Bahrain.

The superjumbo is a rarity these days as airlines replace them with newer twin-engine widebodies.

You don't need a plane ticket to experience one of the most iconic — and quickly disappearing — passenger planes.

From a Swedish hotel to a manmade scuba site in Bahrain, retired Boeing 747s have been given unique second lives around the world.

The powerhouse quad-jet was introduced in the 1970s, with its double-decker cabin to accommodate booming demand for air travel and make fares more affordable for middle-class travelers.

Aviation enthusiasts and historians have long hailed the plane as the catalyst for aircraft innovation and industry growth.

However, newer twin-engine planes like the Boeing 787 and the Airbus A350 have since emerged with better economics, making the fan-favorite Queen of the Skies nearly obsolete for airline use.

Most of the world's 747s have been scrapped for parts or left to rot in desert graveyards.

Only a few carriers, like Lufthansa and Korean Air, still fly it, and the routes are limited to a few dozen worldwide.

Some of the planes have been repurposed, though.

Here are six different ways people still use the 747.

There is a former British Airways "party plane" in England.

The plane was nicknamed Negus 747 Stuart C.