Above mean sea level in the context of "Altitude"

Patmos (Greek: Πάτμος, pronounced [ˈpatmos]) is a Greek island in the Aegean Sea. It is famous as the place where, according to Christian belief, John of Patmos received the vision found in the Book of Revelation of the New Testament, and where the book was written.

One of the northernmost islands of the Dodecanese complex, Patmos has a population of 3,283 (2021) and an area of 34.05 km (13.15 sq mi). The highest point is Profitis Ilias, 269 metres (883 ft) above sea level. The municipality of Patmos, which includes the offshore islands of Arkoi (pop. 44), Marathos (pop. 5), and several uninhabited islets, has a population of 3,047 (2011 census) and a combined land area of 45.039 square kilometres (17.390 sq mi). It is part of the Kalymnos regional unit.

Andorra, officially the Principality of Andorra, is a landlocked country on the Iberian Peninsula, in the eastern Pyrenees in Southwestern Europe, bordered by France to the north and Spain to the south. Believed to have been created by Charlemagne, Andorra was ruled by the count of Urgell until 988, when it was transferred to the Diocese of Urgell. The present principality was formed by a charter in 1278. It is currently headed by two co-princes: the Bishop of Urgell in Catalonia, Spain, and the president of France. Its capital and largest city is Andorra la Vella.

Andorra is the sixth-smallest state in Europe, with an area of 468 square kilometres (181 sq mi) and a population of approximately 87,486. The Andorran people are a Romance ethnic group closely related to Catalans. Andorra is the world's 16th-smallest country by land and 11th-smallest by population. Its capital, Andorra la Vella, is the highest capital city in Europe, at an elevation of 1,023 metres (3,356 feet) above sea level. The official language is Catalan, but Spanish, Portuguese, and French are also commonly spoken.

Jezercë (Albanian definite form: Jezerca) is the highest peak in the Dinaric Alps, the second highest in Albania and the sixth highest in Southeast Europe, standing at 2,694 m (8,839 ft) above sea level. It is the 28th most prominent mountain peak in Europe, and is regarded as one of the toughest and most dangerous climbs in the Albanian Alps.

Agathonísi (Greek: Αγαθονήσι) is a small Greek island and municipality located at the northernmost point of the Dodecanese in Greece. It is surrounded by many smaller islands and is home to two villages, both inland; Megalo Chorio ("Big Village"), and Mikro Chorio ("Small Village"). Between them is the small settlement of Agios Georgios (Saint George), which forms the island's only harbor and consists of a few hotels and restaurants. The island is also locally known as Gaidaro ("Donkey"), or by its ancient name Tragea.

The highest point on the island is 209 metres (686 feet) above sea level. This peak is located close to Mikro Chorio. The island covers an area of 13.5 square kilometres (5.2 square miles). It is made almost entirely of subcrystalline stratified limestones, and is covered with thorny macchia.

Monte Titano ("Mount Titan") is a mountain of the Apennines and the highest point in the country of San Marino. It stands 739 m (2,425 ft) above sea level Its peak is located within the municipal limits of the country's capital, San Marino, immediately east of the urbanized area.

It was inscribed as a UNESCO World Heritage Site in 2008 under the combined title "San Marino Historic Centre and Mount Titano". Inscribed under reference no. 1245 criteria iii, the two together encompass an area of 55 ha with a buffer zone of 167 ha. It encompasses Mount Titano and the other structures such as the fortification towers, walls, gates and bastions, as well as a neo-classical basilica located on it and its slopes forming a small but unique urban conglomerate.

The Swiss Plateau or Central Plateau is one of the three major landscapes in Switzerland, lying between the Jura Mountains and the Swiss Alps. It covers about 30% of the Swiss surface area, and is partly flat but mostly hilly. The average height is between 400 metres (1,300 ft) and 700 metres (2,300 ft) AMSL. It is by far the most densely populated region of Switzerland, the center of economy and important transportation.

Pelion or Pelium (Modern Greek: Πήλιο, Pílio; Ancient Greek/Katharevousa: Πήλιον, Pēlion) is a mountain at the southeastern part of Thessaly in northern Greece, forming a hook-like peninsula between the Pagasetic Gulf and the Aegean Sea. Its highest summit, Pourianos Stavros, is 1,624 metres (5,328 ft) amsl. The Greek National Road 38 (GR-38) runs through the southern portion of the peninsula and GR-38A runs through the middle.

Mount Othrys (Greek: όρος Όθρυς – oros Othrys, also Όθρη – Othri) is a mountain range of central Greece, in the northeastern part of Phthiotis and southern part of Magnesia. Its highest summit, Gerakovouni, situated on the border of Phthiotis and Magnesia, is 1,726 m (5,663 ft) above sea level. The population density in the mountains is low: there are a few small villages, including Anavra in the northwest, Kokkotoi in the northeast, Palaiokerasia in the south and Neraida in the southwest. The length from west to east is about 35 km (22 mi) and the width from north to south is about 25 km (16 mi). The Pagasetic Gulf lies to the northeast, and the Malian Gulf lies to the south. The summit Gerakovouni lies 19 km (12 mi) south of Almyros, 27 km (17 mi) northeast of Lamia and 44 km (27 mi) southwest of Volos. The peaks of the range are above the tree line. The main mineral constituent of the rock is ophiolite.

A Natura 2000 protected area has been defined over much, but not all, of the range according to the Birds Directive. Of interest to the government is the protection of the raptors and the prevention of clear-cutting and other settlement measures that would destroy their traditional habitat. The area, named Oros Othrys, Vouna Gkouras kai Farangi Palaio Kerasias, ID GR1430006, includes the eastern range, a spur to the south to cover Palaiokerasia Gorge, and a spur to the north to cover Gkouras Hill.