Perth Canyon is a significant underwater canyon located off the southwestern coast of Australia, near the city of Perth in Western Australia. The canyon stretches approximately 120 kilometers (about 75 miles) along the ocean floor and is one of the largest underwater canyons in the world. The canyon features steep-sided walls and a complex structure that includes a variety of geological formations. It is believed to have formed through the processes of erosion and sedimentation over millions of years.

Porcupine Bank is an underwater bank, or elevated seabed, located off the southwest coast of Ireland in the Atlantic Ocean. It is characterized by its relatively shallow waters compared to the surrounding deeper seabed. The bank is situated between the Porcupine Abyssal Plain to the south and the continental shelf of Ireland to the north. The Porcupine Bank is of interest for several reasons, including its unique marine ecosystems, geological features, and potential resources.

Rinner Trough is a geological feature located in Antarctica, specifically in the eastern part of the continent. It is characterized as a deep, linear depression or trough that is often associated with glacial and tectonic processes. The Rinner Trough is part of the broader contextual landscape of Antarctica, influenced by the region's unique geological history, including its ice-sheet dynamics, sediment deposition, and tectonic activity.

Rosemary Bank is an underwater feature located in the South Atlantic Ocean, specifically near the South Georgia and South Sandwich Islands. It is classified as a seamount, which is an underwater mountain formed by volcanic activity. The seamount rises from the ocean floor and can serve as important habitats for marine life, as well as areas of scientific interest due to their unique ecosystems. Rosemary Bank is known for supporting diverse biological communities, including various fish species and other marine organisms.

Rungapapa Knoll is a notable geographical feature located in Antarctica, specifically in the vicinity of the Antarctic Peninsula. It is characterized as a prominent knoll, which is a small hill or mound. The feature is part of the rugged terrain of the Antarctic region, which includes various other landforms such as mountains, glaciers, and icebergs.

Scatarie Bank is a small, underwater bank located off the coast of Nova Scotia, Canada. It is situated near Scatarie Island, in the Atlantic Ocean. The bank is characterized by its shallow waters and rocky seabed, which can be significant for marine navigation and ecology. In a broader context, "bank" refers to a submerged elevation, which can affect ocean currents and serve as a habitat for various marine species.

Scripps Canyon is a geographic feature located in La Jolla, California, near the Scripps Institution of Oceanography. The canyon is part of the coastal landscape and is known for its deep marine environment and unique geological formations. It typically features steep cliffs and a variety of marine habitats, making it a notable site for both scientific research and recreational activities such as hiking, snorkeling, and diving.

Shirshov Ridge is a submerged mountain range located in the Pacific Ocean, east of the Kuril Islands and southeast of the Kamchatka Peninsula in Russia. It is part of the North Pacific Ocean's geological features and is primarily known for its volcanic activity and unique underwater topography. The ridge is named after the Soviet geologist and oceanographer Aleksandr Shirshov, who contributed significantly to the study of the seafloor and oceanography in the region.

The Sulu Trench is a deep underwater trench in the Sulu Sea, located in Southeast Asia. It lies to the east of the Philippines and runs between the Philippine archipelago and the island of Borneo. The Sulu Trench is one of the deepest oceanic trenches in the world, with a maximum depth of around 6,000 meters (19,685 feet).

The "Three Wise Men" refers to a group of three volcanic mountains located in the Caribbean, specifically on the island of Saint Lucia. These volcanoes are named: 1. **Mount Gros Piton** 2. **Mount Petit Piton** 3. **Soufrière Volcano** The "Three Wise Men" are well-known for their striking appearances and their roles in the landscape of Saint Lucia.

Tourmaline Reef is a popular surf spot located in La Jolla, California, known for its consistent waves and picturesque setting. It is part of La Jolla's coastline and attracts surfers, paddleboarders, and marine life enthusiasts. The reef is named for the colorful tourmaline gemstones that can sometimes be found in the area. The spot is characterized by its relatively shallow waters and often provides suitable conditions for both beginners and experienced surfers, depending on the swell and tide.

Vergilov Ridge is a geographic feature located in Antarctica, specifically within the Sentinel Range of the Ellsworth Mountains. It is a prominent ridge that extends approximately 20 kilometers (about 12.4 miles) and is situated between Mount Tyree and Mount Craddock. The ridge was named in honor of the Bulgarian geographer and scientist, Ivan Vergilov. The region is characterized by its rugged terrain and harsh climatic conditions typical of the Antarctic environment.

Wedi Ireng Beach is a scenic beach located in the eastern part of Indonesia, specifically on the island of Java in the region of Banyuwangi. It is known for its stunning natural beauty, featuring fine white sand, clear blue waters, and lush green hills surrounding the area. The beach is often praised for its picturesque landscapes, making it a popular destination for both local and international tourists.

The Wharton Basin is a tectonic feature located in the Indian Ocean, situated between the northern part of the Indian Ocean and the southern part of the Java Sea. It is an area of significant geological interest, characterized by complex fault systems and a variety of oceanic and tectonic processes. The basin is named after Captain William Wharton, who was involved in early explorations of the region.

Yuryaku Seamount is an underwater mountain located in the northwestern Pacific Ocean, part of the volcanic arc system associated with the Kamchatka Peninsula and the Kuril Islands. It is one of several seamounts in the region, which are often formed by volcanic activity. Seamounts like Yuryaku are significant for marine biodiversity, as they provide habitats for various marine organisms and can influence local ocean currents and ecosystems.

Lanai is the sixth-largest island in Hawaii and is known for its stunning natural beauty, luxury resorts, and relatively low population density. Often referred to as the "Pineapple Island," Lanai was formerly a major producer of pineapples, with a significant portion of its economy based on pineapple cultivation until the late 20th century. The island features diverse landscapes, including rugged volcanic terrain, lush rainforests, and beautiful beaches.

Maro Reef is a marine protected area located off the coast of the province of Granada in Spain. It is situated near the town of Maro, which is part of the municipality of Nerja. The reef is known for its rich biodiversity, including various species of fish, corals, and other marine life. The area also features underwater caves and cliffs, making it a popular spot for activities such as snorkeling and diving.

Pearl and Hermes Atoll is a small coral atoll located in the northwestern part of the Hawaiian Islands, within the Papahānaumokuākea Marine National Monument. It is situated about 1,200 miles northwest of Honolulu, Hawaii. The atoll consists of two main islets, Pearl Island and Hermes Reef, surrounded by a lagoon.

The West Maui Mountains, located on the Hawaiian island of Maui, are a volcanic mountain range known for their rugged terrain, lush vegetation, and scenic beauty. They are part of the West Maui Volcano, which is one of the two main volcanic formations on the island, the other being the Haleakalā Volcano.

Slope stability refers to the condition of inclined soil or rock slopes and their ability to withstand failure due to various forces acting upon them. It is a critical aspect of geotechnical engineering, involving the assessment and management of slopes in both natural and man-made environments. The stability of a slope is influenced by several factors, including: 1. **Material Properties**: The shear strength of the soil or rock, which depends on factors like cohesion, internal friction angle, and moisture content.