Yes, pyramids were used as tombs for pharaohs and other important figures in ancient Egypt. The most famous pyramids, such as the Great Pyramid of Giza, were built as elaborate tombs to house the bodies of the deceased rulers and their belongings for the afterlife. The design and construction of pyramids were closely tied to the Egyptian beliefs about the afterlife and the importance of preserving the body for the journey to the next world. **

Old family tombs still stand in cemeteries because they are often made of durable materials such as stone or concrete, which can withstand the test of time. The gaps in these tombs may be due to natural wear and tear, such as erosion or settling of the ground over time. Additionally, the gaps may also be a result of vandalism or theft, as some people may try to access the tombs in search of valuables or artifacts. Despite these gaps, old family tombs are often preserved as a way to honor and remember the deceased individuals they hold. **

The remains of the people to whom they belong should be respected and their final resting place should be determined based on their cultural and religious beliefs. If the individuals were originally buried in the high tombs of Cologne Cathedral and it aligns with their wishes or the customs of their time, then it may be appropriate for their remains to remain there. However, it is important to consider the ethical and legal aspects of displaying human remains in a public setting, and to consult with relevant stakeholders, such as descendants or religious authorities, to make a decision that honors the dignity of the deceased. **

A good option for downhill mountain biking that is affordable, compact, lightweight, and portable is a folding mountain bike. These bikes are designed to be easily folded and carried, making them convenient for transportation and storage. They are also typically more affordable than traditional mountain bikes and are lightweight, making them easier to handle on downhill trails. Overall, a folding mountain bike is a great choice for those looking for a practical and versatile option for downhill biking. **

The adidas Ultraboost 30 is designed to be both waterproof and durable. The upper material is made of Primeblue, which is a high-performance recycled material that provides water resistance. Additionally, the shoe features a durable rubber outsole that provides traction and protection from wear and tear. Overall, the Ultraboost 30 is built to withstand various weather conditions and provide long-lasting performance. **

Yes, the Logitech UE Boom is a portable speaker that is waterproof. It is designed to be durable and able to withstand exposure to water, making it a great option for outdoor activities such as pool parties or beach trips. The waterproof feature allows users to enjoy their music without worrying about damage from water. **

No, CR123A batteries are typically not rechargeable. They are usually single-use lithium batteries designed for high-drain devices such as cameras, flashlights, and medical devices. Rechargeable alternatives to CR123A batteries include lithium-ion batteries, which can be recharged multiple times. **

In the past, people were able to build houses or tombs for eternity because they had different beliefs and cultural practices that emphasized the importance of honoring the deceased and preserving their legacy. Additionally, the materials and construction techniques used in the past were often more durable and long-lasting. Today, the focus has shifted towards sustainable development and conservation, leading to a greater emphasis on preserving historical sites and monuments for future generations rather than building new structures that may become obsolete after just one generation. **