The quickest way of traveling largely depends on the distance to be covered and the available transportation options. Here are some of the fastest means of travel for different scenarios:

1. Air Travel: Airplanes are the fastest mode of transportation for long distances. They can cover thousands of miles in a matter of hours, making them ideal for international or cross-country travel. Commercial jets can reach speeds of up to 600-700 miles per hour (965-1125 kilometers per hour), allowing passengers to reach their destinations quickly and efficiently.
2. High-Speed Trains: In regions with well-established high-speed train networks, such as Japan, France, and China, trains can offer a swift alternative for medium to long-distance travel. High-speed trains can reach speeds of over 180 miles per hour (290 kilometers per hour), making them competitive with air travel for certain routes.
3. Bullet Trains/Maglev Trains: Some countries have invested in even faster train technologies, such as maglev (magnetic levitation) trains and bullet trains. These futuristic trains can achieve speeds over 300 miles per hour (480 kilometers per hour), drastically reducing travel time between major cities.
4. Supersonic Flight: Although currently limited to specific prototypes and private jets, supersonic flight technology allows aircraft to travel faster than the speed of sound. Concorde, for example, was a famous supersonic airliner that reached speeds of up to Mach 2 (twice the speed of sound).
5. Rocket Travel: For space exploration and intercontinental travel, rockets are the fastest option available. Spacecraft can achieve incredible speeds, allowing astronauts to reach the Earth's orbit or even journey to other celestial bodies.
6. Hyperloop: While still in the experimental phase, hyperloop technology proposes using low-pressure tubes to propel capsules at high speeds. The theoretical speeds of hyperloop transportation could exceed 600 miles per hour (965 kilometers per hour), revolutionizing long-distance travel.
7. Personal Speedboats: For travel over water, personal speedboats or hydrofoil boats can be some of the quickest options, especially for island hopping or coastal journeys.

It's important to note that the availability of these fast travel options may vary depending on the region and infrastructure. Additionally, while some methods like air travel are widely accessible, others, such as supersonic flight and hyperloop, are still in development or reserved for special purposes. When considering the quickest way to travel, travelers should take into account factors like cost, convenience, and environmental impact, along with the speed of transportation.