Rare natural materials

Cave of the Crystals, Mexico

Category Rare natural materials Described finds of rare natural materials What is included in this category? There are places in the world, where one can find such materials which are not present anywhere else on Earth – or can be found just in a few places. Such landmarks are included in this category – category […]

Gemstone mines and other finds

The blue amber from the Dominican Republic

Category Gemstone mines and other finds Described gemstone mines and other finds What is included in this category? Gemstones are decorative stones of high value, used in adornments, mostly – in jewelry. Kinds of gemstones None can say the exact number of kinds of gemstones. Creative lapidaries can make beautiful jewelry for almost any materials […]

Ancient cities and towns

Citadel of Arbil, Iraq

Category Ancient cities and towns Described ancient cities and towns What is included in this category? There could be several ways to define the ancient cities and towns and then – to select monuments that fit into this category. Unfortunately, none of them draws a strict divide between ancient settlements and all other things and […]

Abandoned cities and towns

Ruins of Palmyra from above, Syria

Category Abandoned cities and towns Described abandoned cities and towns What is included in this category? Wondermondo includes in this category those cities or towns – and also parts of cities – which have been built and inhabited in the past but are abandoned now. Every abandoned city and town belongs to the category of […]

Cities and towns


Category Cities and towns Described cities and towns What is included in this category? Many of the most popular and exciting landmarks in the world are cities and towns. Millions of tourists are attracted to such cities as Venice, Florence, Prague, Jerusalem. They never fail to impress and one will always find something new and […]

Impact craters

Pingualuit crater, Canada

Category Impact craters Described impact craters What is included in this category? Category includes outstanding impact craters – detectable scars on the surface of Earth left by a body coming from outer space. Category includes also meteorites – natural objects from the outer space. Bombardment from the space There are many pieces of solid matter […]


Lake Bogoria, geyser and flamingos

Category Geysers Described geysers What is included in this category? This category includes natural geysers, perpetual spouters and cold water geysers of the world. What are natural geysers? Hasty hydrogeologist would say: geysers are thermodynamically and hydrodynamically unstable hot springs. "Normal" people would say – geysers are hot springs which at more or less regular […]

Places with meteorological phenomena

Morning Glory clouds, Queensland

Category Places with meteorological phenomena Described places with meteorological phenomena What is included in this category? Unusual weather conditions can happen in any place in the world. But there are locations where unusual meteorological phenomena are observed frequently – even every day. There are not too many landmarks in this category – but several of […]


Gullfoss, Iceland

Category Waterfalls Described waterfalls What is included in this category? Some of the most fascinating and awe inspiring natural monuments are waterfalls, or locations where a river abruptly changes its elevation. Origins Waterfalls and rapids or sections of rivers with steep beds have diverse origins. Self-shaped falls Many waterfalls, including the most powerful waterfalls of […]

Hindu shrines

Sri Meenakshi Temple - gopuram

Category Hindu shrines Described Hindu shrines What is included in this category? Hinduism is one of the oldest religions – possibly the oldest one among contemporary religions. Sometimes it is disputed whether the diverse religious traditions of enormous and diverse India form this single religion. Some other Indian religions – such as Jainism – in […]