The universe is all of space and time and their contents. It comprises all of existence, any fundamental interaction, physical process and physical constant, and therefore all forms of matter and energy, and the structures they form, from sub-atomic particles to entire galactic filaments.

The Puelo River is a stunning waterway located in the Patagonia region of South America, running through both Chile and Argentina. Known for its turquoise-blue waters, it flows through pristine valleys, snow-capped mountains, and dense forests, making it a favorite destination for nature lovers, anglers, and adventurers.

Lake Titicaca is one of the most iconic and fascinating natural landmarks in South America. Straddling the border between Peru and Bolivia, it is known for its stunning beauty, rich cultural history, and unique ecological significance. There are numerous ancient ruins around the lake, such as the Chullpas (funerary towers) and Tiwanaku sites near its shores.

The Banda Sea is a marginal sea of the Pacific Ocean, located in Southeast Asia. It is surrounded by various islands that belong to Indonesia, making it a central part of the country's eastern maritime territory. The Banda Sea is home to the Banda Islands, historically known as the "Spice Islands" due to their production of nutmeg and mace.

Lake Khanka (also known as Lake Xingkai) is a transboundary freshwater lake located on the border between Russia and China. It is the largest freshwater lake in the Russian Far East (Primorsky Krai) and the Heilongjiang Province of China.

Lake Erie is the fourth-largest of the five Great Lakes of North America by surface area and the smallest by volume. It borders four U.S. states—Ohio, Pennsylvania, New York, and Michigan—and the Canadian province of Ontario.

The Timor Sea is a relatively shallow sea located in the region of Southeast Asia, forming part of the Indian Ocean. It lies between the northern coast of Australia, the island of Timor (part of Indonesia and East Timor), and the Arafura Sea to the east. Here are key features and facts about the Timor Sea:

The Laccadive Sea is a body of water in the northeastern Indian Ocean, bordered by India to the north (specifically, the states of Kerala, Karnataka, and Tamil Nadu), Sri Lanka to the east, the Maldives to the southwest, and the Lakshadweep Islands (India) to the northwest.

The Bay of Bengal is the northeastern part of the Indian Ocean, bordered by India and Sri Lanka to the west, Bangladesh to the north, Myanmar (Burma) to the east, and the Andaman and Nicobar Islands to the southeast. It is the largest bay in the world and holds significant geographical, ecological, and economic importance.

The Gulf of Thailand, historically referred to as the Gulf of Siam, is a shallow inlet of the South China Sea located in Southeast Asia. It is bordered by Thailand to the north, west, and southwest, and by Cambodia and the southern part of Vietnam to the northeast. The gulf covers an area of approximately 320,000 square kilometers (about 123,500 square miles).